7.8

CVE-2024-49965: linux Improper Locking

CVSS: 7.8v3.1HighModified
AliasesUBUNTU-CVE-2024-49965DEBIAN-CVE-2024-49965
Published 21-10-2024Last modified 05-08-2026
Open JSON

Vulnerability summary

CVE-2024-49965 is a high (CVSS 7.8) Improper Locking vulnerability in linux. EPSS estimates a 0.20% chance of exploitation in the next 30 days, higher than 8.7% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.20%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 50 · Related 48
DLA-4008-1DLA-4075-1MGASA-2024-0344MGASA-2024-0345OPENSUSE-SU-2024:14500-1OPENSUSE-SU-2025:14705-1

Timeline

  1. 21-10-2024
    PublishedVulnerability first disclosed.
  2. 05-08-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: ocfs2: remove unreasonable unlock in ocfs2_read_blocks Patch series "Misc fixes for ocfs2_read_blocks", v5. This series contains 2 fixes for ocfs2_read_blocks(). The first patch fix the issue reported by syzbot, which detects bad unlock balance in ocfs2_read_blocks(). The second patch fixes an issue reported by Heming Zhao when reviewing above fix. This patch (of 2): There was a lock release before exiting, so remove the unreasonable unlock.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.20%

Chance of exploitation in the next 30 days

Percentile

9%

Versus all other CVEs

30-day change

0.00 pp

From 0.20% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.20%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Ubuntu134 products
  • linuxAll versions (No fix recorded) | < 5.4.0-208.228 | < 5.15.0-127.137 | < 6.8.0-54.56
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 5.4.0-1140.150 | < 5.15.0-1073.79 | < 6.8.0-1023.25
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • linux≥ 6c150df9c2e80b5cf86f5a0d98beb7390ad63bfc, < 5245f109b4afb6595360d4c180d483a6d2009a59 | ≥ cf76c78595ca87548ca5e45c862ac9e0949c4687, < 9753bcb17b36c9add9b32c61766ddf8d2d161911 | ≥ cf76c78595ca87548ca5e45c862ac9e0949c4687, < 3f1ca6ba5452d53c598a45d21267a2c0c221eef3 | ≥ cf76c78595ca87548ca5e45c862ac9e0949c4687, < f55a33fe0fb5274ef185fd61947cf142138958af | ≥ cf76c78595ca87548ca5e45c862ac9e0949c4687, < 81aba693b129e82e11bb54f569504d943d018de9 | ≥ cf76c78595ca87548ca5e45c862ac9e0949c4687, < 84543da867c967edffd5065fa910ebf56aaae49d | ≥ cf76c78595ca87548ca5e45c862ac9e0949c4687, < df4f20fc3673cee11abf2c571987a95733cb638d | ≥ cf76c78595ca87548ca5e45c862ac9e0949c4687, < 39a88623af3f1c686bf6db1e677ed865ffe6fccc | ≥ cf76c78595ca87548ca5e45c862ac9e0949c4687, < c03a82b4a0c935774afa01fd6d128b444fd930a1 | 01f93d5e36753fc4d06ec67f05ce78c9c6f2dd56 | 65cbd1279f4b999d56a838344a30642db24cd215 | 97e1db17bc1ef4c2e1789bc9323c7be44fba53f8 | ≥ 4.19.87, < 4.19.323 | ≥ 4.4.204, < 4.5 | ≥ 4.9.204, < 4.10 | ≥ 4.14.157, < 4.15 | 4.20
  • linux_kernel≥ 4.4.204, < 4.9 | ≥ 4.9.204, < 4.14 | ≥ 4.14.157, < 4.19 | ≥ 4.19.87, < 4.20 | ≥ 4.20, < 5.10.227 | ≥ 5.11, < 5.15.168 | ≥ 5.16, < 6.1.113 | ≥ 6.2, < 6.6.55 | ≥ 6.7, < 6.10.14 | ≥ 6.11, < 6.11.3
Debian1 product
  • linux< 6.1.115-1 | < 6.11.4-1

3 vendors · 137 products

References

49 links
Show all 49 references