Back
CVE-2022-48638
cgroup: cgroup_get_from_id() must check the looked-up kn is a directory
Medium5.3EPSS 0.23%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: cgroup: cgroup_get_from_id() must check the looked-up kn is a directory cgroup has to be one kernfs dir, otherwise kernel panic is caused, especially cgroup id is provide from userspace.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| NVDNVD · Analyzed | 3.1 | Medium5.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
- EPSS (exploitation in 30 days)
- 0.23% · top 86% of all CVEs (6 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 5.3.
Weakness
- CWE-noinfo Not enough information
Affected products
- affected 6b658c4863c15936872a93c9ee879043bf6393c9 – < 8484a356cee8ce3d6a8e6266ff99be326e9273ad
- affected 6b658c4863c15936872a93c9ee879043bf6393c9 – < 1e9571887f97b17cf3ffe9aa4da89090ea60988b
- affected 6b658c4863c15936872a93c9ee879043bf6393c9 – < df02452f3df069a59bc9e69c84435bf115cb6e37
- affected 5.14
- unaffected < 5.14
- unaffected 5.15.72 – ≤ 5.15.*
- unaffected 5.19.12 – ≤ 5.19.*
- unaffected 6.0 – ≤ *
References (3)
- https://git.kernel.org/stable/c/8484a356cee8ce3d6a8e6266ff99be326e9273ad (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/1e9571887f97b17cf3ffe9aa4da89090ea60988b (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/df02452f3df069a59bc9e69c84435bf115cb6e37 (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)
- 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://trackcve.app/cve/CVE-2022-48638)Record last updated .