VulnerabilityModified
CVE-2024-49877
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate When doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger NULL pointer dereference in the following…
MEDIUM 5.5EPSS 0.25%
Does this matter?
Lower severity and a low EPSS score (0.25%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate When doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger NULL pointer dereference in the following ocfs2_set_buffer_uptodate() if bh is NULL.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.25% probability · 16th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/01cb2e751cc61ade454c9bc1aaa2eac1f8197112Patch
- https://git.kernel.org/stable/c/190d98bcd61117a78fe185222d162180f061a6ca
- https://git.kernel.org/stable/c/33b525cef4cff49e216e4133cc48452e11c0391ePatch
- https://git.kernel.org/stable/c/46b1edf0536a5291a8ad2337f88c926214b209d9Patch
- https://git.kernel.org/stable/c/4846e72ab5a0726e49ad4188b9d9df091ae78c64Patch
- https://git.kernel.org/stable/c/61b84013e560382cbe7dd56758be3154d43a3988Patch
- https://git.kernel.org/stable/c/d52c5652e7dcb7a0648bbb8642cc3e617070ab49Patch
- https://git.kernel.org/stable/c/df944dc46d06af65a75191183d52be017e6b9dbePatch
- https://git.kernel.org/stable/c/e68c8323355e8cedfbe0bec7d5a39009f61640b6
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.