CVE-2024-49877

ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate

State: Published
Severity: Not scored
Published: Oct 21, 2024
Updated: May 23, 2026
Reserved: Oct 21, 2024

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	6c150df9c2e80b5cf86f5a0d98beb7390ad63bfc to before 190d98bcd61117a78fe185222d162180f061a6caAffected cf76c78595ca87548ca5e45c862ac9e0949c4687 to before e68c8323355e8cedfbe0bec7d5a39009f61640b6Affected cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 61b84013e560382cbe7dd56758be3154d43a3988Affected cf76c78595ca87548ca5e45c862ac9e0949c4687 to before df944dc46d06af65a75191183d52be017e6b9dbeAffected cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 01cb2e751cc61ade454c9bc1aaa2eac1f8197112Affected cf76c78595ca87548ca5e45c862ac9e0949c4687 to before d52c5652e7dcb7a0648bbb8642cc3e617070ab49Affected cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 46b1edf0536a5291a8ad2337f88c926214b209d9Affected cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 4846e72ab5a0726e49ad4188b9d9df091ae78c64Affected cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 33b525cef4cff49e216e4133cc48452e11c0391eAffected 01f93d5e36753fc4d06ec67f05ce78c9c6f2dd56Affected 65cbd1279f4b999d56a838344a30642db24cd215Affected 97e1db17bc1ef4c2e1789bc9323c7be44fba53f8Affected 4.19.87 to before 4.19.323Affected 4.4.204 to before 4.5Affected 4.9.204 to before 4.10Affected 4.14.157 to before 4.15Affected
LinuxLinux	4.20Affected before 4.20Not affected 4.19.323 through 4.19.Not affected 5.4.285 through 5.4.Not affected 5.10.227 through 5.10.Not affected 5.15.168 through 5.15.Not affected 6.1.113 through 6.1.Not affected 6.6.55 through 6.6.Not affected 6.10.14 through 6.10.Not affected 6.11.3 through 6.11.Not affected 6.12 and laterNot affected

Product

Versions

LinuxLinux

6c150df9c2e80b5cf86f5a0d98beb7390ad63bfc to before 190d98bcd61117a78fe185222d162180f061a6caAffected
cf76c78595ca87548ca5e45c862ac9e0949c4687 to before e68c8323355e8cedfbe0bec7d5a39009f61640b6Affected
cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 61b84013e560382cbe7dd56758be3154d43a3988Affected
cf76c78595ca87548ca5e45c862ac9e0949c4687 to before df944dc46d06af65a75191183d52be017e6b9dbeAffected
cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 01cb2e751cc61ade454c9bc1aaa2eac1f8197112Affected
cf76c78595ca87548ca5e45c862ac9e0949c4687 to before d52c5652e7dcb7a0648bbb8642cc3e617070ab49Affected
cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 46b1edf0536a5291a8ad2337f88c926214b209d9Affected
cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 4846e72ab5a0726e49ad4188b9d9df091ae78c64Affected
cf76c78595ca87548ca5e45c862ac9e0949c4687 to before 33b525cef4cff49e216e4133cc48452e11c0391eAffected
01f93d5e36753fc4d06ec67f05ce78c9c6f2dd56Affected
65cbd1279f4b999d56a838344a30642db24cd215Affected
97e1db17bc1ef4c2e1789bc9323c7be44fba53f8Affected
4.19.87 to before 4.19.323Affected
4.4.204 to before 4.5Affected
4.9.204 to before 4.10Affected
4.14.157 to before 4.15Affected

LinuxLinux

4.20Affected
before 4.20Not affected
4.19.323 through 4.19.*Not affected
5.4.285 through 5.4.*Not affected
5.10.227 through 5.10.*Not affected
5.15.168 through 5.15.*Not affected
6.1.113 through 6.1.*Not affected
6.6.55 through 6.6.*Not affected
6.10.14 through 6.10.*Not affected
6.11.3 through 6.11.*Not affected
6.12 and laterNot affected

References

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