CVE-2022-48712ext4: fix error handling in ext4_fc_record_modified_inode()
- 7.8HighCVSS base score
- 0.23%Exploitation in 30 daysEPSS · top 86% 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 error handling in ext4_fc_record_modified_inode() Current code does not fully takes care of krealloc() error case, which could lead to silent memory corruption or a kernel bug. This patch fixes that. Also it cleans up some duplicated error handling logic from various functions in fast_commit.c file.
Timeline
ID reserved
By Linux
Published
- 23 months later
· 23 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 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.23% · top 86% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
- affected 8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2 – < 62e46e0ffc02daa8fcfc02f7a932cc8a19601b19
- affected 8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2 – < 1b6762ecdf3cf12113772427c904aa3c420a1802
- affected 8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2 – < 14aa3f49c7fc6424763f4323bfbc3a807b0727dc
- affected 8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2 – < cdce59a1549190b66f8e3fe465c2b2f714b98a94
- affected 5.10
- unaffected < 5.10
- unaffected 5.10.99 – ≤ 5.10.*
- unaffected 5.15.22 – ≤ 5.15.*
- unaffected 5.16.8 – ≤ 5.16.*
- unaffected 5.17 – ≤ *
References
References4
- https://git.kernel.org/stable/c/62e46e0ffc02daa8fcfc02f7a932cc8a19601b19 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/1b6762ecdf3cf12113772427c904aa3c420a1802 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/14aa3f49c7fc6424763f4323bfbc3a807b0727dc (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/cdce59a1549190b66f8e3fe465c2b2f714b98a94 (opens in a new tab)x_transferred
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-2022-53591 (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-2022-48712)Record last updated .