Unrated severityNVD Advisory· Published Sep 4, 2024· Updated Nov 3, 2025
ipv6: prevent possible UAF in ip6_xmit()
CVE-2024-44985
Description
In the Linux kernel, the following vulnerability has been resolved:
ipv6: prevent possible UAF in ip6_xmit()
If skb_expand_head() returns NULL, skb has been freed and the associated dst/idev could also have been freed.
We must use rcu_read_lock() to prevent a possible UAF.
Affected products
50- osv-coords49 versionspkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.6pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-livepatch-MICRO-6-0-RT_Update_3&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-livepatch-MICRO-6-0_Update_3&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-livepatch-SLE15-SP6-RT_Update_4&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP6_Update_5&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6
< 6.4.0-150600.23.25.1+ 48 more
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.8.14.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.1.150600.12.10.2
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.2
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.2
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.10.14.1
- (no CPE)range: < 6.4.0-150600.10.14.1
- (no CPE)range: < 6.4.0-150600.8.14.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.10.14.1
- (no CPE)range: < 6.4.0-150600.8.14.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.10.14.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.8.14.1
- (no CPE)range: < 6.4.0-150600.23.25.1.150600.12.10.2
- (no CPE)range: < 6.4.0-17.1.1.51
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-20.1
- (no CPE)range: < 6.4.0-150600.23.25.2
- (no CPE)range: < 6.4.0-20.1
- (no CPE)range: < 1-1.2
- (no CPE)range: < 1-1.2
- (no CPE)range: < 1-150600.1.3.1
- (no CPE)range: < 1-150600.13.3.1
- (no CPE)range: < 6.4.0-150600.23.25.2
- (no CPE)range: < 6.4.0-150600.10.14.1
- (no CPE)range: < 6.4.0-11.1
- (no CPE)range: < 6.4.0-150600.10.14.1
- (no CPE)range: < 6.4.0-150600.8.14.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-20.1
- (no CPE)range: < 6.4.0-11.1
- (no CPE)range: < 6.4.0-150600.10.14.1
- (no CPE)range: < 6.4.0-150600.8.14.1
- (no CPE)range: < 6.4.0-150600.23.25.1
- (no CPE)range: < 6.4.0-150600.10.14.1
- (no CPE)range: < 6.4.0-150600.23.25.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
7- git.kernel.org/stable/c/124b428fe28064c809e4237b0b38e97200a8a4a8mitre
- git.kernel.org/stable/c/2d5ff7e339d04622d8282661df36151906d0e1c7mitre
- git.kernel.org/stable/c/38a21c026ed2cc7232414cb166efc1923f34af17mitre
- git.kernel.org/stable/c/975f764e96f71616b530e300c1bb2ac0ce0c2596mitre
- git.kernel.org/stable/c/b3a3d5333c13a1be57499581eab4a8fc94d57f36mitre
- git.kernel.org/stable/c/c47e022011719fc5727bca661d662303180535bamitre
- git.kernel.org/stable/c/fc88d6c1f2895a5775795d82ec581afdff7661d1mitre
News mentions
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