Vulnerabilities > CVE-2024-49877 - NULL Pointer Dereference vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/61b84013e560382cbe7dd56758be3154d43a3988
- https://git.kernel.org/stable/c/df944dc46d06af65a75191183d52be017e6b9dbe
- https://git.kernel.org/stable/c/01cb2e751cc61ade454c9bc1aaa2eac1f8197112
- https://git.kernel.org/stable/c/d52c5652e7dcb7a0648bbb8642cc3e617070ab49
- https://git.kernel.org/stable/c/46b1edf0536a5291a8ad2337f88c926214b209d9
- https://git.kernel.org/stable/c/4846e72ab5a0726e49ad4188b9d9df091ae78c64
- https://git.kernel.org/stable/c/33b525cef4cff49e216e4133cc48452e11c0391e
- https://git.kernel.org/stable/c/190d98bcd61117a78fe185222d162180f061a6ca
- https://git.kernel.org/stable/c/e68c8323355e8cedfbe0bec7d5a39009f61640b6