Unrated severityNVD Advisory· Published Aug 22, 2025· Updated Nov 3, 2025
nilfs2: reject invalid file types when reading inodes
CVE-2025-38663
Description
In the Linux kernel, the following vulnerability has been resolved:
nilfs2: reject invalid file types when reading inodes
To prevent inodes with invalid file types from tripping through the vfs and causing malfunctions or assertion failures, add a missing sanity check when reading an inode from a block device. If the file type is not valid, treat it as a filesystem error.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
80- osv-coords78 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-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP7pkg:rpm/suse/kernel-coco_debug&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Confidential%20Computing%20Technical%20Preview%2015%20SP6pkg:rpm/suse/kernel-coco&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Confidential%20Computing%20Technical%20Preview%2015%20SP6pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg: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&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg: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%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP6pkg: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-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg: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-SP6-RT_Update_15&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP6_Update_15&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP7-RT_Update_4&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-livepatch-SLE15-SP7_Update_4&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg: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%20Linux%20Micro%206.1pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP7pkg:rpm/suse/kernel-source-coco&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Confidential%20Computing%20Technical%20Preview%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%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP7pkg:rpm/suse/kernel-syms-coco&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Confidential%20Computing%20Technical%20Preview%2015%20SP6pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7
< 6.4.0-150600.23.70.1+ 77 more
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.8.52.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.23.70.1.150600.12.30.2
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.10.52.1
- (no CPE)range: < 6.4.0-150600.10.52.1
- (no CPE)range: < 6.4.0-150600.8.52.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.10.52.1
- (no CPE)range: < 6.4.0-150600.8.52.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.10.52.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-150600.8.52.1
- (no CPE)range: < 6.4.0-150700.20.15.2
- (no CPE)range: < 6.4.0-15061.32.coco15sp6.1
- (no CPE)range: < 6.4.0-15061.32.coco15sp6.1
- (no CPE)range: < 6.4.0-150600.23.70.1.150600.12.30.2
- (no CPE)range: < 6.4.0-150700.53.16.1.150700.17.11.2
- (no CPE)range: < 6.4.0-34.1.21.11
- (no CPE)range: < 6.4.0-34.1.21.11
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-34.1
- (no CPE)range: < 6.4.0-34.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-34.1
- (no CPE)range: < 6.4.0-34.1
- (no CPE)range: < 1-150600.1.3.1
- (no CPE)range: < 1-150600.13.3.2
- (no CPE)range: < 1-150700.1.3.2
- (no CPE)range: < 1-150700.15.3.2
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-150600.10.52.1
- (no CPE)range: < 6.4.0-36.1
- (no CPE)range: < 6.4.0-36.1
- (no CPE)range: < 6.4.0-150600.10.52.1
- (no CPE)range: < 6.4.0-150700.7.16.1
- (no CPE)range: < 6.4.0-150600.8.52.1
- (no CPE)range: < 6.4.0-150700.20.15.2
- (no CPE)range: < 6.4.0-15061.32.coco15sp6.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-34.1
- (no CPE)range: < 6.4.0-34.1
- (no CPE)range: < 6.4.0-36.1
- (no CPE)range: < 6.4.0-36.1
- (no CPE)range: < 6.4.0-150600.10.52.1
- (no CPE)range: < 6.4.0-150700.7.16.1
- (no CPE)range: < 6.4.0-150600.8.52.1
- (no CPE)range: < 6.4.0-150700.20.15.1
- (no CPE)range: < 6.4.0-15061.32.coco15sp6.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
- (no CPE)range: < 6.4.0-150600.10.52.1
- (no CPE)range: < 6.4.0-150700.7.16.1
- (no CPE)range: < 6.4.0-150600.23.70.1
- (no CPE)range: < 6.4.0-150700.53.16.1
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/1a5c204e175a78556b8ef1f7683249fa5197295amitre
- git.kernel.org/stable/c/2cf0c4130bf340be3935d097a3dcbfefdcf65815mitre
- git.kernel.org/stable/c/42cd46b3a8b1497b9258dc7ac445dbd6beb73e2fmitre
- git.kernel.org/stable/c/4aead50caf67e01020c8be1945c3201e8a972a27mitre
- git.kernel.org/stable/c/79663a15a1c70ca84f86f2dbba07b423fe7d5d4fmitre
- git.kernel.org/stable/c/98872a934ea6a95985fb6a3655a78a5f0c114e82mitre
- git.kernel.org/stable/c/bf585ee198bba4ff25b0d80a0891df4656cb0d08mitre
- git.kernel.org/stable/c/dd298c0b889acd3ecaf48b6e840c9ab91882e342mitre
News mentions
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