Time-of-check Time-of-use (TOCTOU) The advisory has been revoked - it doesn't affect any version of package kernel-headers (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL10-KERNELHEADERS-11157726
- published29 Jul 2025
- disclosed8 Jun 2025
Introduced: 8 Jun 2025
CVE-2025-38003 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by RHEL.
In the Linux kernel, the following vulnerability has been resolved:
can: bcm: add missing rcu read protection for procfs content
When the procfs content is generated for a bcm_op which is in the process to be removed the procfs output might show unreliable data (UAF).
As the removal of bcm_op's is already implemented with rcu handling this patch adds the missing rcu_read_lock() and makes sure the list entries are properly removed under rcu protection.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2370993
- https://access.redhat.com/security/cve/CVE-2025-38003
- https://git.kernel.org/stable/c/0622846db728a5332b917c797c733e202c4620ae
- https://git.kernel.org/stable/c/19f553a1ddf260da6570ed8f8d91a8c87f49b63a
- https://git.kernel.org/stable/c/1f912f8484e9c4396378c39460bbea0af681f319
- https://git.kernel.org/stable/c/63567ecd99a24495208dc860d50fb17440043006
- https://git.kernel.org/stable/c/659701c0b954ccdb4a916a4ad59bbc16e726d42c
- https://git.kernel.org/stable/c/6d7d458c41b98a5c1670cbd36f2923c37de51cf5
- https://git.kernel.org/stable/c/7c9db92d5f0eadca30884af75c53d601edc512ee
- https://git.kernel.org/stable/c/dac5e6249159ac255dad9781793dbe5908ac9ddb
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html