High severity7.1NVD Advisory· Published Apr 4, 2024· Updated Jun 17, 2026
CVE-2024-26791
CVE-2024-26791
Description
In the Linux kernel, the following vulnerability has been resolved:
btrfs: dev-replace: properly validate device names
There's a syzbot report that device name buffers passed to device replace are not properly checked for string termination which could lead to a read out of bounds in getname_kernel().
Add a helper that validates both source and target device name buffers. For devid as the source initialize the buffer to empty string in case something tries to read it later.
This was originally analyzed and fixed in a different way by Edward Adam Davis (see links).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
124cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 8 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <4.19.309
- cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc6:*:*:*:*:*:*
- (no CPE)
- (no CPE)range: 3.8
- osv-coords115 versionspkg:linux/kernelpkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.6pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg: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%20SP5pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg: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%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP5pkg: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-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg: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-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-livepatch-SLE15-SP5-RT_Update_16&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_15&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP6-RT_Update_1&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP6_Update_1&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg: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%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kgraft-patch-SLE12-SP5_Update_57&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5
>= 3.8.0, < 4.19.309+ 114 more
- (no CPE)range: >= 3.8.0, < 4.19.309
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.33.51.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.55.68.1.150500.6.31.1
- (no CPE)range: < 6.4.0-150600.23.7.3.150600.12.2.7
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.4
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.2
- (no CPE)range: < 5.14.21-150500.33.51.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.1
- (no CPE)range: < 5.14.21-150500.33.51.1
- (no CPE)range: < 6.4.0-150600.8.5.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.33.51.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 4.12.14-16.182.1
- (no CPE)range: < 4.12.14-16.182.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-18.1
- (no CPE)range: < 5.14.21-150500.55.68.1.150500.6.31.1
- (no CPE)range: < 5.14.21-150500.55.68.1.150500.6.31.1
- (no CPE)range: < 6.4.0-150600.23.7.3.150600.12.2.7
- (no CPE)range: < 6.4.0-17.1.1.51
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.4
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 6.4.0-18.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 1-150600.1.5.1
- (no CPE)range: < 1-150600.13.3.7
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 4.12.14-10.188.1
- (no CPE)range: < 6.4.0-9.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 4.12.14-10.188.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.2
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.2
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 6.4.0-18.1
- (no CPE)range: < 5.14.21-150500.33.51.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 4.12.14-16.182.1
- (no CPE)range: < 4.12.14-16.182.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 4.12.14-10.188.1
- (no CPE)range: < 6.4.0-9.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 5.14.21-150500.33.51.1
- (no CPE)range: < 6.4.0-150600.8.5.1
- (no CPE)range: < 4.12.14-16.182.1
- (no CPE)range: < 4.12.14-16.182.1
- (no CPE)range: < 4.12.14-10.188.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 1-8.3.1
Patches
Vulnerability mechanics
References
10- git.kernel.org/stable/c/11d7a2e429c02d51e2dc90713823ea8b8d3d3a84nvdPatch
- git.kernel.org/stable/c/2886fe308a83968dde252302884a1e63351cf16dnvdPatch
- git.kernel.org/stable/c/343eecb4ff49a7b1cc1dfe86958a805cf2341cfbnvdPatch
- git.kernel.org/stable/c/9845664b9ee47ce7ee7ea93caf47d39a9d4552c4nvdPatch
- git.kernel.org/stable/c/ab2d68655d0f04650bef09fee948ff80597c5fb9nvdPatch
- git.kernel.org/stable/c/b1690ced4d2d8b28868811fb81cd33eee5aefee1nvdPatch
- git.kernel.org/stable/c/c6652e20d7d783d060fe5f987eac7b5cabe31311nvdPatch
- git.kernel.org/stable/c/f590040ce2b712177306b03c2a63b16f7d48d3c8nvdPatch
- lists.debian.org/debian-lts-announce/2024/06/msg00017.htmlnvdPatch
- lists.debian.org/debian-lts-announce/2024/06/msg00020.htmlnvdPatch
News mentions
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