nilfs2: fix data corruption in dsync block recovery for small block sizes
Description
In the Linux kernel, the following vulnerability has been resolved:
nilfs2: fix data corruption in dsync block recovery for small block sizes
The helper function nilfs_recovery_copy_block() of nilfs_recovery_dsync_blocks(), which recovers data from logs created by data sync writes during a mount after an unclean shutdown, incorrectly calculates the on-page offset when copying repair data to the file's page cache. In environments where the block size is smaller than the page size, this flaw can cause data corruption and leak uninitialized memory bytes during the recovery process.
Fix these issues by correcting this byte offset calculation on the page.
Affected products
52- osv-coords51 versionspkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.5pkg: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-default-base&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg: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-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&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg: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%20Legacy%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP5pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP5-RT_Update_14&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_13&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg: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&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%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&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5
< 5.14.21-150500.55.62.1+ 50 more
- (no CPE)range: < 5.14.21-150500.55.62.1
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.33.48.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2.150500.6.27.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.1
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.33.48.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.33.48.1
- (no CPE)range: < 6.4.0-150600.8.5.1
- (no CPE)range: < 5.14.21-150500.55.62.1
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.33.48.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 5.14.21-150500.55.62.2.150500.6.27.2
- (no CPE)range: < 5.14.21-150500.55.62.2.150500.6.27.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 1-150500.11.5.1
- (no CPE)range: < 1-150500.11.3.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.33.48.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.55.62.2
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.33.48.1
- (no CPE)range: < 6.4.0-150600.8.5.1
- (no CPE)range: < 5.14.21-150500.55.62.1
- (no CPE)range: < 5.14.21-150500.13.52.1
- (no CPE)range: < 5.14.21-150500.55.62.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- git.kernel.org/stable/c/120f7fa2008e3bd8b7680b4ab5df942decf60fd5mitre
- git.kernel.org/stable/c/2000016bab499074e6248ea85aeea7dd762355d9mitre
- git.kernel.org/stable/c/2e1480538ef60bfee5473dfe02b1ecbaf1a4aa0dmitre
- git.kernel.org/stable/c/364a66be2abdcd4fd426ffa44d9b8f40aafb3caamitre
- git.kernel.org/stable/c/5278c3eb6bf5896417572b52adb6be9d26e92f65mitre
- git.kernel.org/stable/c/67b8bcbaed4777871bb0dcc888fb02a614a98ab1mitre
- git.kernel.org/stable/c/9c9c68d64fd3284f7097ed6ae057c8441f39fcd3mitre
- git.kernel.org/stable/c/a6efe6dbaaf504f5b3f8a5c3f711fe54e7dda0bamitre
News mentions
0No linked articles in our index yet.