# CVE-2023-6679: bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: t...

CVE-2023-6679 is fixed in 64 products on 1 platform, first by RHSA-2024:0461, released January 25, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-6679
- Priority: Routine
- CVSS: 5.5 (Important)
- EPSS: 0.0031
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jan 25, 2024

## Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: tun: bugs for oversize packet when napi frags enabled in tun_napi_alloc_frags (CVE-2023-3812)  * kernel: use after free in unix_stream_sendpage (CVE-2023-4622)  * kernel: net/sched: sch_hfsc UAF (CVE-2023-4623)  * kernel: use after free in nvmet_tcp_free_crypto in NVMe (CVE-2023-5178)  * kernel: vmwgfx: reference count issue leads to use-after-free in surface handling (CVE-2023-5633)  * kernel: netfilter: potential slab-out-of-bound access due to integer underflow (CVE-2023-42753)  * kernel: nfp: use-after-free in area_cache_get() (CVE-2022-3545)  * kernel: vmwgfx: integer overflow in vmwgfx_execbuf.c (CVE-2022-36402)  * kernel: null-ptr-deref vulnerabilities in sl_tx_timeout in drivers/net/slip (CVE-2022-41858)  * kernel: NULL pointer dereference in can_rcv_filter (CVE-2023-2166)  * kernel: Slab-out-of-bound read in compare_netdev_and_ip (CVE-2023-2176)  * kernel: use-after-free in netfilter: nf_tables (CVE-2023-3777)  * kernel: use after free in nft_immediate_deactivate (CVE-2023-4015)  * kernel: fbcon: out-of-sync arrays in fbcon_mode_deleted due to wrong con2fb_map assignment (CVE-2023-38409)  * kernel: use-after-free in l2cap_sock_release in net/bluetooth/l2cap_sock.c (CVE-2023-40283)  * kernel: SEV-ES local priv escalation (CVE-2023-46813)  * kernel: NULL pointer dereference in dpll_pin_parent_pin_set() in drivers/dpll/dpll_netlink.c (CVE-2023-6679)  For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bpftool RHEL 9 | 0:7.2.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | bpftool ol 9 | 0:7.2.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-64k RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-debug RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-debug-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-debug-devel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-debug-devel-matched RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-debug-modules RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-debug-modules-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-debug-modules-extra RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-devel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-devel-matched RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-modules RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-modules-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-64k-modules-extra RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-abi-stablelists RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-abi-stablelists ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-core ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-cross-headers ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-debug RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-debug ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-debug-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-debug-core ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-debug-devel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-debug-devel ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-debug-devel-matched RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-debug-devel-matched ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-debug-modules RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-debug-modules ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-debug-modules-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-debug-modules-core ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-debug-modules-extra RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-debug-modules-extra ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-debug-uki-virt RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-devel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-devel ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-devel-matched RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-devel-matched ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-doc RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-doc ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-headers ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-modules RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-modules ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-modules-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-modules-core ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-modules-extra RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-modules-extra ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-rt RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-debug RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-debug-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-debug-devel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-debug-kvm RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-debug-modules RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-debug-modules-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-debug-modules-extra RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-devel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-kvm RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-modules RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-modules-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-rt-modules-extra RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-tools RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-tools ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-tools-libs RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-tools-libs ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-tools-libs-devel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-tools-libs-devel ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | kernel-uki-virt RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-zfcpdump RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-zfcpdump-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-zfcpdump-devel RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-zfcpdump-devel-matched RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-zfcpdump-modules RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-zfcpdump-modules-core RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | kernel-zfcpdump-modules-extra RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | libperf RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | libperf ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | perf RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | perf ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | python3-perf RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | python3-perf ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | rtla RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | rtla ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |
| Linux | rv RHEL 9 | 0:5.14.0-362.18.1.el9_3 | [RHSA-2024:0461](https://patchblox.com/security/data/fix/linux/rhsa-2024-0461.md) | Jan 25, 2024 |
| Linux | rv ol 9 | 0:5.14.0-362.18.0.2.el9_3 | [ELSA-2024-12149](https://patchblox.com/security/data/fix/linux/elsa-2024-12149.md) | Feb 9, 2024 |

---

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