- 5.5MediumCVSS base score
- 0.27%Exploitation in 30 daysEPSS · top 80% 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: ima: fix reference leak in asymmetric_verify() Don't leak a reference to the key if its algorithm is unknown.
Timeline
ID reserved
By Linux
Published
- 22 months later
· 22 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)
- 0.27% · top 80% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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 947d70597236dd5ae65c1f68c8eabfb962ee5a6b – < 0838d6d68182f0b28a5434bc6d50727c4757e35b
- affected 947d70597236dd5ae65c1f68c8eabfb962ee5a6b – < 89f586d3398f4cc0432ed870949dffb702940754
- affected 947d70597236dd5ae65c1f68c8eabfb962ee5a6b – < 926fd9f23b27ca6587492c3f58f4c7f4cd01dad5
- affected 5.13
- unaffected < 5.13
- unaffected 5.15.24 – ≤ 5.15.*
- unaffected 5.16.10 – ≤ 5.16.*
- unaffected 5.17 – ≤ *
References
References3
- https://git.kernel.org/stable/c/0838d6d68182f0b28a5434bc6d50727c4757e35b (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/89f586d3398f4cc0432ed870949dffb702940754 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/926fd9f23b27ca6587492c3f58f4c7f4cd01dad5 (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-2022-53710 (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-2022-48831)Record last updated .