# ELSA-2026-71233: Security update for 30 packages ELSA-2026-71233, released October 2, 2026, fixes 13 CVEs across 30 products. One of them is being exploited (CVE-2026-53266); 1 on CISA KEV. Patch Radar priority: Patch now. - Web page: https://patchblox.com/security/fix/linux/elsa-2026-71233 - Platform: Linux - Released: Oct 2, 2026 - Priority: Patch now (Closes CVE-2026-53266, exploited (CISA KEV)) - CVEs: 13, exploited: 1, on CISA KEV: 1 - Vendor advisory: https://linux.oracle.com/errata/ELSA-2026-71233.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-abi-stablelists](https://patchblox.com/security/data/product/linux/kernel-abi-stablelists.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-core](https://patchblox.com/security/data/product/linux/kernel-core.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-cross-headers](https://patchblox.com/security/data/product/linux/kernel-cross-headers.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-debug](https://patchblox.com/security/data/product/linux/kernel-debug.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-debug-core](https://patchblox.com/security/data/product/linux/kernel-debug-core.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-debug-devel](https://patchblox.com/security/data/product/linux/kernel-debug-devel.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-debug-devel-matched](https://patchblox.com/security/data/product/linux/kernel-debug-devel-matched.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-debug-modules](https://patchblox.com/security/data/product/linux/kernel-debug-modules.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-debug-modules-core](https://patchblox.com/security/data/product/linux/kernel-debug-modules-core.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-debug-modules-extra](https://patchblox.com/security/data/product/linux/kernel-debug-modules-extra.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-debug-uki-virt](https://patchblox.com/security/data/product/linux/kernel-debug-uki-virt.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-devel](https://patchblox.com/security/data/product/linux/kernel-devel.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-devel-matched](https://patchblox.com/security/data/product/linux/kernel-devel-matched.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-doc](https://patchblox.com/security/data/product/linux/kernel-doc.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-headers](https://patchblox.com/security/data/product/linux/kernel-headers.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-modules](https://patchblox.com/security/data/product/linux/kernel-modules.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-modules-core](https://patchblox.com/security/data/product/linux/kernel-modules-core.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-modules-extra](https://patchblox.com/security/data/product/linux/kernel-modules-extra.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-modules-extra-matched](https://patchblox.com/security/data/product/linux/kernel-modules-extra-matched.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-tools](https://patchblox.com/security/data/product/linux/kernel-tools.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-tools-libs](https://patchblox.com/security/data/product/linux/kernel-tools-libs.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-tools-libs-devel](https://patchblox.com/security/data/product/linux/kernel-tools-libs-devel.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-uki-virt](https://patchblox.com/security/data/product/linux/kernel-uki-virt.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [kernel-uki-virt-addons](https://patchblox.com/security/data/product/linux/kernel-uki-virt-addons.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [libperf](https://patchblox.com/security/data/product/linux/libperf.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [perf](https://patchblox.com/security/data/product/linux/perf.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [python3-perf](https://patchblox.com/security/data/product/linux/python3-perf.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [rtla](https://patchblox.com/security/data/product/linux/rtla.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | | [rv](https://patchblox.com/security/data/product/linux/rv.md) | ol 10 | 0:6.12.0-211.60.1.el10_2 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2026-53266](https://patchblox.com/security/data/cve/CVE-2026-53266.md) | Patch now | netfilter: bridge: make ebt_snat ARP rewrite writable | 8.8 | 0.0093 | CISA KEV | | [CVE-2026-64564](https://patchblox.com/security/data/cve/CVE-2026-64564.md) | Urgent | sctp: don't free the ASCONF's own transport in DEL-IP processing | 9.8 | 0.0143 | | | [CVE-2026-89846](https://patchblox.com/security/data/cve/CVE-2026-89846.md) | Urgent | linux: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Bound rsp_info_len to avoid OOB s... | 9.1 | 0.0071 | | | [CVE-2026-64383](https://patchblox.com/security/data/cve/CVE-2026-64383.md) | High | smb: client: fix double-free in SMB2_flush() replay | 9.8 | 0.0046 | | | [CVE-2026-80844](https://patchblox.com/security/data/cve/CVE-2026-80844.md) | High | xfrm: ah6: validate routing header segments_left | 8.3 | 0.0043 | | | [CVE-2026-74569](https://patchblox.com/security/data/cve/CVE-2026-74569.md) | High | netfilter: nf_conntrack_sip: widen NAT rewrite delta to s32 in sip_help_tcp() | 9.8 | 0.0039 | | | [CVE-2026-81000](https://patchblox.com/security/data/cve/CVE-2026-81000.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: net: tun: bound receive headroom tun_get_user()... | 8.3 | 0.0036 | | | [CVE-2026-63831](https://patchblox.com/security/data/cve/CVE-2026-63831.md) | High | mac802154: llsec: add skb_cow_data() before in-place crypto | 8.8 | 0.0031 | | | [CVE-2026-23007](https://patchblox.com/security/data/cve/CVE-2026-23007.md) | High | kernel: In the Linux kernel, the following vulnerability has been resolved: block: zero non-PI portion of auto integrity buff... | 8.3 | 0.0020 | | | [CVE-2026-68201](https://patchblox.com/security/data/cve/CVE-2026-68201.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: drain a slave's callback before its... | 8.3 | 0.0017 | | | [CVE-2026-72243](https://patchblox.com/security/data/cve/CVE-2026-72243.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: selinux: check connect-related permissions on TC... | 8.8 | 0.0017 | | | [CVE-2026-64053](https://patchblox.com/security/data/cve/CVE-2026-64053.md) | High | kernel-64k-debug-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system | 8.3 | 0.0013 | | | [CVE-2026-63802](https://patchblox.com/security/data/cve/CVE-2026-63802.md) | High | blk-cgroup: fix UAF in __blkcg_rstat_flush() | 8.3 | 0.0010 | | --- Data as of 2026-11-07T12:40:37Z 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