# ALAS2023-2023-138: Security update for 19 packages ALAS2023-2023-138, released March 20, 2023, fixes 69 CVEs across 19 products. None of them is reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/fix/linux/alas2023-2023-138 - Platform: Linux - Released: Mar 20, 2023 - Priority: High (Closes CVE-2023-1998, high severity) - CVEs: 69, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://alas.aws.amazon.com/AL2023/ALAS-2023-138.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [bpftool](https://patchblox.com/security/data/product/linux/bpftool.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [bpftool-debuginfo](https://patchblox.com/security/data/product/linux/bpftool-debuginfo.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-debuginfo](https://patchblox.com/security/data/product/linux/kernel-debuginfo.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-debuginfo-common-aarch64](https://patchblox.com/security/data/product/linux/kernel-debuginfo-common-aarch64.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-debuginfo-common-x86_64](https://patchblox.com/security/data/product/linux/kernel-debuginfo-common-x86-64.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-devel](https://patchblox.com/security/data/product/linux/kernel-devel.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-headers](https://patchblox.com/security/data/product/linux/kernel-headers.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-libbpf](https://patchblox.com/security/data/product/linux/kernel-libbpf.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-libbpf-devel](https://patchblox.com/security/data/product/linux/kernel-libbpf-devel.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-libbpf-static](https://patchblox.com/security/data/product/linux/kernel-libbpf-static.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-livepatch-6.1.19-30.43](https://patchblox.com/security/data/product/linux/kernel-livepatch-6.1.19-30.43.md) | amzn 2023 | 1.0-0.amzn2023 | | [kernel-tools](https://patchblox.com/security/data/product/linux/kernel-tools.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-tools-debuginfo](https://patchblox.com/security/data/product/linux/kernel-tools-debuginfo.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [kernel-tools-devel](https://patchblox.com/security/data/product/linux/kernel-tools-devel.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [perf](https://patchblox.com/security/data/product/linux/perf.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [perf-debuginfo](https://patchblox.com/security/data/product/linux/perf-debuginfo.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [python3-perf](https://patchblox.com/security/data/product/linux/python3-perf.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | | [python3-perf-debuginfo](https://patchblox.com/security/data/product/linux/python3-perf-debuginfo.md) | amzn 2023 | 6.1.19-30.43.amzn2023 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2023-1998](https://patchblox.com/security/data/cve/CVE-2023-1998.md) | High | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 7.8 | 0.0138 | | | [CVE-2023-1829](https://patchblox.com/security/data/cve/CVE-2023-1829.md) | High | linux: A use-after-free vulnerability in the Linux Kernel traffic control index filter (tcindex) can be exploited to achieve... | 8.1 | 0.0106 | | | [CVE-2023-54306](https://patchblox.com/security/data/cve/CVE-2023-54306.md) | High | python3-perf: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 7.5 | 0.0060 | | | [CVE-2023-53820](https://patchblox.com/security/data/cve/CVE-2023-53820.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: loop: loop_set_status_from_info() check before a... | n/a | 0.0030 | | | [CVE-2023-45863](https://patchblox.com/security/data/cve/CVE-2023-45863.md) | High | kernel-rt: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 8.0 | 0.0029 | | | [CVE-2023-1077](https://patchblox.com/security/data/cve/CVE-2023-1077.md) | High | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 7.0 | 0.0028 | | | [CVE-2023-1118](https://patchblox.com/security/data/cve/CVE-2023-1118.md) | High | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 7.8 | 0.0028 | | | [CVE-2023-53840](https://patchblox.com/security/data/cve/CVE-2023-53840.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: usb: early: xhci-dbc: Fix a potential out-of-bou... | n/a | 0.0026 | | | [CVE-2023-54057](https://patchblox.com/security/data/cve/CVE-2023-54057.md) | High | kernel-zfcpdump-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 8.0 | 0.0024 | | | [CVE-2023-53783](https://patchblox.com/security/data/cve/CVE-2023-53783.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: blk-iocost: fix divide by 0 error in calc_lcoefs... | n/a | 0.0022 | | | [CVE-2023-54305](https://patchblox.com/security/data/cve/CVE-2023-54305.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: ext4: refuse to create ea block when umounted T... | n/a | 0.0021 | | | [CVE-2023-54190](https://patchblox.com/security/data/cve/CVE-2023-54190.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: leds: led-core: Fix refcount leak in of_led_get(... | n/a | 0.0020 | | | [CVE-2023-54046](https://patchblox.com/security/data/cve/CVE-2023-54046.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: crypto: essiv - Handle EBUSY correctly As it is... | 7.8 | 0.0020 | | | [CVE-2023-53216](https://patchblox.com/security/data/cve/CVE-2023-53216.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efi_rt_lock a raw_spinlock Run... | 7.8 | 0.0017 | | | [CVE-2023-53506](https://patchblox.com/security/data/cve/CVE-2023-53506.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: udf: Do not bother merging very long extents Wh... | 7.8 | 0.0017 | | | [CVE-2023-53202](https://patchblox.com/security/data/cve/CVE-2023-53202.md) | High | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): For more de... | 8.0 | 0.0017 | | | [CVE-2023-53373](https://patchblox.com/security/data/cve/CVE-2023-53373.md) | High | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: A... | 7.8 | 0.0017 | | | [CVE-2023-53307](https://patchblox.com/security/data/cve/CVE-2023-53307.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: rbd: avoid use-after-free in do_rbd_add() when r... | 7.8 | 0.0016 | | | [CVE-2023-53494](https://patchblox.com/security/data/cve/CVE-2023-53494.md) | High | kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: f... | 7.8 | 0.0016 | | | [CVE-2023-53695](https://patchblox.com/security/data/cve/CVE-2023-53695.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: udf: Detect system inodes linked into directory... | 7.8 | 0.0016 | | | [CVE-2023-53790](https://patchblox.com/security/data/cve/CVE-2023-53790.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: bpf: Zeroing allocated object from slab in bpf m... | 7.8 | 0.0016 | | | [CVE-2023-54107](https://patchblox.com/security/data/cve/CVE-2023-54107.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: dropping parent refcount after pd_fr... | 7.8 | 0.0016 | | | [CVE-2023-54198](https://patchblox.com/security/data/cve/CVE-2023-54198.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: tty: fix out-of-bounds access in tty_driver_look... | 7.8 | 0.0016 | | | [CVE-2023-54317](https://patchblox.com/security/data/cve/CVE-2023-54317.md) | High | perf: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 7.8 | 0.0016 | | | [CVE-2023-53254](https://patchblox.com/security/data/cve/CVE-2023-53254.md) | High | cacheinfo: Fix shared_cpu_map to handle shared caches at different levels | 7.1 | 0.0015 | | | [CVE-2023-53427](https://patchblox.com/security/data/cve/CVE-2023-53427.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: cifs: Fix warning and UAF when destroy the MR li... | 7.8 | 0.0015 | | | [CVE-2023-53259](https://patchblox.com/security/data/cve/CVE-2023-53259.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: VMCI: check context->notify_page after call to g... | 7.1 | 0.0015 | | | [CVE-2023-54243](https://patchblox.com/security/data/cve/CVE-2023-54243.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-fr... | 7.8 | 0.0015 | | | [CVE-2023-7192](https://patchblox.com/security/data/cve/CVE-2023-7192.md) | Routine | linux: A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Ke... | 4.4 | 0.0030 | | | [CVE-2023-53381](https://patchblox.com/security/data/cve/CVE-2023-53381.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: NFSD: fix leaked reference count of nfsd4_ssc_um... | 5.5 | 0.0029 | | | [CVE-2023-53606](https://patchblox.com/security/data/cve/CVE-2023-53606.md) | Routine | kernel-64k-core: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * use-after... | 5.5 | 0.0029 | | | [CVE-2023-1032](https://patchblox.com/security/data/cve/CVE-2023-1032.md) | Routine | linux: The Linux kernel io_uring IORING_OP_SOCKET operation contained a double free in function __sys_socket_file() in file... | 5.5 | 0.0027 | | | [CVE-2023-1076](https://patchblox.com/security/data/cve/CVE-2023-1076.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0025 | | | [CVE-2022-50556](https://patchblox.com/security/data/cve/CVE-2022-50556.md) | Routine | kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 5.5 | 0.0021 | | | [CVE-2023-53789](https://patchblox.com/security/data/cve/CVE-2023-53789.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.8 | 0.0021 | | | [CVE-2023-54260](https://patchblox.com/security/data/cve/CVE-2023-54260.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: G... | 3.3 | 0.0021 | | | [CVE-2023-53756](https://patchblox.com/security/data/cve/CVE-2023-53756.md) | Routine | kernel-64k-debug-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0020 | | | [CVE-2023-53709](https://patchblox.com/security/data/cve/CVE-2023-53709.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: G... | 5.5 | 0.0020 | | | [CVE-2023-53814](https://patchblox.com/security/data/cve/CVE-2023-53814.md) | Routine | kernel-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0020 | | | [CVE-2023-2985](https://patchblox.com/security/data/cve/CVE-2023-2985.md) | Routine | linux: A use after free flaw was found in hfsplus_put_super in fs/hfsplus/super.c in the Linux Kernel | 5.5 | 0.0020 | | | [CVE-2023-53765](https://patchblox.com/security/data/cve/CVE-2023-53765.md) | Routine | kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 5.5 | 0.0020 | | | [CVE-2023-53359](https://patchblox.com/security/data/cve/CVE-2023-53359.md) | Routine | kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 5.5 | 0.0019 | | | [CVE-2023-54024](https://patchblox.com/security/data/cve/CVE-2023-54024.md) | Routine | kernel-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0019 | | | [CVE-2023-53366](https://patchblox.com/security/data/cve/CVE-2023-53366.md) | Routine | block: be a bit more careful in checking for NULL bdev while polling | 5.5 | 0.0019 | | | [CVE-2023-53197](https://patchblox.com/security/data/cve/CVE-2023-53197.md) | Routine | kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 5.5 | 0.0017 | | | [CVE-2023-53643](https://patchblox.com/security/data/cve/CVE-2023-53643.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0017 | | | [CVE-2023-53477](https://patchblox.com/security/data/cve/CVE-2023-53477.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 6.0 | 0.0016 | | | [CVE-2023-53234](https://patchblox.com/security/data/cve/CVE-2023-53234.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: watchdog: Fix kmemleak in watchdog_cdev_register... | 5.5 | 0.0016 | | | [CVE-2023-53171](https://patchblox.com/security/data/cve/CVE-2023-53171.md) | Routine | kernel-64k-debug: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0016 | | | [CVE-2023-53200](https://patchblox.com/security/data/cve/CVE-2023-53200.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: netfilter: x_tables: fix percpu counter block le... | 5.5 | 0.0016 | | | [CVE-2023-53279](https://patchblox.com/security/data/cve/CVE-2023-53279.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: misc: vmw_balloon: fix memory leak with using de... | 5.5 | 0.0016 | | | [CVE-2023-53482](https://patchblox.com/security/data/cve/CVE-2023-53482.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: iommu: Fix error unwind in iommu_group_alloc()... | 5.5 | 0.0016 | | | [CVE-2023-53211](https://patchblox.com/security/data/cve/CVE-2023-53211.md) | Routine | kernel-zfcpdump-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0016 | | | [CVE-2023-53240](https://patchblox.com/security/data/cve/CVE-2023-53240.md) | Routine | xsk: check IFF_UP earlier in Tx path | 5.5 | 0.0016 | | | [CVE-2023-54321](https://patchblox.com/security/data/cve/CVE-2023-54321.md) | Routine | perf: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0015 | | | [CVE-2023-53295](https://patchblox.com/security/data/cve/CVE-2023-53295.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: udf: Do not update file length for failed writes... | 5.5 | 0.0015 | | | [CVE-2023-53423](https://patchblox.com/security/data/cve/CVE-2023-53423.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: objtool: Fix memory leak in create_static_call_s... | 5.5 | 0.0015 | | | [CVE-2023-53250](https://patchblox.com/security/data/cve/CVE-2023-53250.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix null-ptr-deref in dmi_s... | 5.5 | 0.0015 | | | [CVE-2023-53390](https://patchblox.com/security/data/cve/CVE-2023-53390.md) | Routine | kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 5.5 | 0.0015 | | | [CVE-2023-53408](https://patchblox.com/security/data/cve/CVE-2023-53408.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: trace/blktrace: fix memory leak with using debug... | 5.5 | 0.0015 | | | [CVE-2023-53409](https://patchblox.com/security/data/cve/CVE-2023-53409.md) | Routine | kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 5.5 | 0.0015 | | | [CVE-2023-53411](https://patchblox.com/security/data/cve/CVE-2023-53411.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: PM: EM: fix memory leak with using debugfs_looku... | 5.5 | 0.0015 | | | [CVE-2023-53594](https://patchblox.com/security/data/cve/CVE-2023-53594.md) | Routine | kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 5.5 | 0.0015 | | | [CVE-2023-53610](https://patchblox.com/security/data/cve/CVE-2023-53610.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: irqchip: Fix refcount leak in platform_irqchip_p... | 5.5 | 0.0015 | | | [CVE-2023-53332](https://patchblox.com/security/data/cve/CVE-2023-53332.md) | Routine | genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask() | 5.5 | 0.0015 | | | [CVE-2023-53511](https://patchblox.com/security/data/cve/CVE-2023-53511.md) | Routine | kernel-64k-debug: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0015 | | | [CVE-2023-53671](https://patchblox.com/security/data/cve/CVE-2023-53671.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... | 5.5 | 0.0015 | | | [CVE-2023-53678](https://patchblox.com/security/data/cve/CVE-2023-53678.md) | Routine | kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t... | 5.5 | 0.0015 | | | [CVE-2023-53590](https://patchblox.com/security/data/cve/CVE-2023-53590.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: sctp: add a refcnt in sctp_stream_priorities to... | 5.5 | 0.0012 | | --- Data as of 2026-11-10T01:44:33Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. 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