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CVE-2022-50465ext4: fix leaking uninitialized memory in fast-commit journal
- 5.5MediumCVSS base score
- 0.16%Exploitation in 30 daysEPSS · top 95% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: ext4: fix leaking uninitialized memory in fast-commit journal When space at the end of fast-commit journal blocks is unused, make sure to zero it out so that uninitialized memory is not leaked to disk.
Timeline
ID reserved
By Linux
Published
- 7 months later
· 7 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.16% · top 95% of all CVEs (12 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected aa75f4d3daaeb1389b9cce9d6b84401eaf228d4e – < b8b7922374b00a44137e5bcdd46ef86c8b065f27
- affected aa75f4d3daaeb1389b9cce9d6b84401eaf228d4e – < 871800770d7f2f952c7249ad52485c3564dab44e
- affected aa75f4d3daaeb1389b9cce9d6b84401eaf228d4e – < d9ba03eb03dc2dccb5450de388ea46bdcaaf8348
- affected aa75f4d3daaeb1389b9cce9d6b84401eaf228d4e – < 7c1fb65e8ce85c281d2cba9c236f9edbbc4eaca6
- affected aa75f4d3daaeb1389b9cce9d6b84401eaf228d4e – < 594bc43b410316d70bb42aeff168837888d96810
- affected 5.10
- unaffected < 5.10
- unaffected 5.10.163 – ≤ 5.10.*
- unaffected 5.15.87 – ≤ 5.15.*
- unaffected 6.0.18 – ≤ 6.0.*
- unaffected 6.1.4 – ≤ 6.1.*
- unaffected 6.2 – ≤ *
References
References5
- https://git.kernel.org/stable/c/b8b7922374b00a44137e5bcdd46ef86c8b065f27 (opens in a new tab)
- https://git.kernel.org/stable/c/871800770d7f2f952c7249ad52485c3564dab44e (opens in a new tab)
- https://git.kernel.org/stable/c/d9ba03eb03dc2dccb5450de388ea46bdcaaf8348 (opens in a new tab)
- https://git.kernel.org/stable/c/7c1fb65e8ce85c281d2cba9c236f9edbbc4eaca6 (opens in a new tab)
- https://git.kernel.org/stable/c/594bc43b410316d70bb42aeff168837888d96810 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-32795 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2022-50465)Record last updated .