Unrated severityNVD Advisory· Published Jun 19, 2024· Updated Nov 3, 2025
rcu-tasks: Fix show_rcu_tasks_trace_gp_kthread buffer overflow
CVE-2024-38577
Description
In the Linux kernel, the following vulnerability has been resolved:
rcu-tasks: Fix show_rcu_tasks_trace_gp_kthread buffer overflow
There is a possibility of buffer overflow in show_rcu_tasks_trace_gp_kthread() if counters, passed to sprintf() are huge. Counter numbers, needed for this are unrealistically high, but buffer overflow is still possible.
Use snprintf() with buffer size instead of sprintf().
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Affected products
95- osv-coords94 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%2015.5pkg: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%2015.5pkg:rpm/opensuse/kernel-rt_debug&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&distro=openSUSE%20Leap%20Micro%205.5pkg: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%2015.6pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.5pkg: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%2015.5pkg: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%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-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%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-default-base&distro=SUSE%20Linux%20Micro%206.1pkg: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%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%20Workstation%20Extension%2015%20SP6pkg: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%20SP5pkg: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-kvmsmall&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-MICRO-6-0-RT_Update_4&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-livepatch-MICRO-6-0-RT_Update_4&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-MICRO-6-0_Update_4&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-livepatch-MICRO-6-0_Update_4&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-SLE15-SP5-RT_Update_23&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_21&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP6-RT_Update_5&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP6_Update_6&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-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg: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%20SP5pkg: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%20SP5pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg: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%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%20Micro%206.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg: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%20SP5pkg: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%20SP5pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg: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%20SP5pkg: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%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%20SP6
< 6.4.0-150600.23.30.1+ 93 more
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.33.75.1
- (no CPE)range: < 6.4.0-150600.8.17.2
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1.150600.12.12.6
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 5.14.21-150500.33.75.1
- (no CPE)range: < 6.4.0-150600.8.17.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.33.75.1
- (no CPE)range: < 6.4.0-150600.8.17.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.33.75.1
- (no CPE)range: < 6.4.0-150600.8.17.2
- (no CPE)range: < 6.4.0-15061.9.coco15sp6.1
- (no CPE)range: < 6.4.0-15061.9.coco15sp6.1
- (no CPE)range: < 5.14.21-150500.55.88.1.150500.6.39.4
- (no CPE)range: < 5.14.21-150500.55.88.1.150500.6.39.4
- (no CPE)range: < 6.4.0-150600.23.30.1.150600.12.12.6
- (no CPE)range: < 6.4.0-24.1.21.4
- (no CPE)range: < 6.4.0-24.1.21.4
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 1-1.1
- (no CPE)range: < 1-1.1
- (no CPE)range: < 1-1.2
- (no CPE)range: < 1-1.2
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 1-150500.11.5.1
- (no CPE)range: < 1-150600.1.3.1
- (no CPE)range: < 1-150600.13.3.5
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-22.1
- (no CPE)range: < 6.4.0-22.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.33.75.1
- (no CPE)range: < 6.4.0-150600.8.17.1
- (no CPE)range: < 6.4.0-15061.9.coco15sp6.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-22.1
- (no CPE)range: < 6.4.0-22.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.33.75.1
- (no CPE)range: < 6.4.0-150600.8.17.1
- (no CPE)range: < 6.4.0-15061.9.coco15sp6.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.13.79.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
7- git.kernel.org/stable/c/08186d0c5fb64a1cc4b43e009314ee6b173ed222mitre
- git.kernel.org/stable/c/17c43211d45f13d1badea3942b76bf16bcc49281mitre
- git.kernel.org/stable/c/1a240e138071b25944ded0f5b3e357aa99fabcb7mitre
- git.kernel.org/stable/c/32d988f48ed287e676a29a15ac30701c35849aecmitre
- git.kernel.org/stable/c/6593d857ce5b5b802fb73d8091ac9c84b92c1697mitre
- git.kernel.org/stable/c/af7b560c88fb420099e29890aa682b8a3efc8784mitre
- git.kernel.org/stable/c/cc5645fddb0ce28492b15520306d092730dffa48mitre
News mentions
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