High severity7.8NVD Advisory· Published Apr 22, 2026· Updated May 6, 2026
CVE-2026-31454
CVE-2026-31454
Description
In the Linux kernel, the following vulnerability has been resolved:
xfs: save ailp before dropping the AIL lock in push callbacks
In xfs_inode_item_push() and xfs_qm_dquot_logitem_push(), the AIL lock is dropped to perform buffer IO. Once the cluster buffer no longer protects the log item from reclaim, the log item may be freed by background reclaim or the dquot shrinker. The subsequent spin_lock() call dereferences lip->li_ailp, which is a use-after-free.
Fix this by saving the ailp pointer in a local variable while the AIL lock is held and the log item is guaranteed to be valid.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
72cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=5.9,<5.10.253
- cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
- osv-coords66 versionspkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2016.0pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP7pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2016.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-SLE15-SP7-RT_Update_16&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-livepatch-SLE15-SP7_Update_16&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-obs-qa&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-obs-qa&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
< 6.12.0-160000.35.1+ 65 more
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1.160000.2.16
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.53.60.1.150700.17.35.4
- (no CPE)range: < 6.12.0-160000.35.1.160000.2.16
- (no CPE)range: < 6.12.0-160000.35.1.160000.2.16
- (no CPE)range: < 6.4.0-47.1.21.24
- (no CPE)range: < 6.4.0-47.1.21.24
- (no CPE)range: < 6.12.0-160000.35.1.160000.2.16
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 1-150700.1.5.2
- (no CPE)range: < 1-150700.15.3.2
- (no CPE)range: < 6.4.0-150700.53.60.2
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.7.59.2
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 6.4.0-47.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.7.59.2
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.4.0-150700.7.59.1
- (no CPE)range: < 6.4.0-150700.53.60.1
- (no CPE)range: < 6.12.0-160000.35.1
- (no CPE)range: < 6.12.0-160000.35.1
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/19437e4f7bb909afde832b39372aa2f3ce3cfd88nvdPatch
- git.kernel.org/stable/c/394d70b86fae9fe865e7e6d9540b7696f73aa9b6nvdPatch
- git.kernel.org/stable/c/4c7d50147316cf049462f327c4a3e9dc2b7f1dd0nvdPatch
- git.kernel.org/stable/c/50f5f056807b7bed74f4f307f2ca0ed92f3e556dnvdPatch
- git.kernel.org/stable/c/6dbe17f19c290a72ce57d5abc70e1fad0c3e14e5nvdPatch
- git.kernel.org/stable/c/75669e987137f49c99ca44406bf0200d1892dd16nvdPatch
- git.kernel.org/stable/c/d8fc60bbaf5aea1604bf9f4ed565da6a1ac7a87dnvdPatch
- git.kernel.org/stable/c/edd1637d4e3911ab6c760f553f2040fe72f61a13nvdPatch
News mentions
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