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CVE-2022-49206
RDMA/mlx5: Fix memory leak in error flow for subscribe event routine
Medium5.5EPSS 0.27%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix memory leak in error flow for subscribe event routine In case the second xa_insert() fails, the obj_event is not released. Fix the error unwind flow to free that memory to avoid a memory leak.
Timeline
ID reserved
By Linux
Published
- 15 months later
· 15 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 |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 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 81% of all CVEs (7 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.
Weakness
Affected products
- affected 7597385371425febdaa8c6a1da3625d4ffff16f5 – < 0174a89663a5ef83617da15bf24c0af2f62b6c7f
- affected 7597385371425febdaa8c6a1da3625d4ffff16f5 – < c98d903ff9e79c210beddea4e6bc15ac38e25aa5
- affected 7597385371425febdaa8c6a1da3625d4ffff16f5 – < 8dd392e352d3269938fea32061a74655a613f929
- affected 7597385371425febdaa8c6a1da3625d4ffff16f5 – < d66498507801fd9a20307a15a0814a0a016c3cde
- affected 7597385371425febdaa8c6a1da3625d4ffff16f5 – < 414b4e8738484379f18d6c4e780787c80dbf8a2c
- affected 7597385371425febdaa8c6a1da3625d4ffff16f5 – < 087f9c3f2309ed183f7e4b85ae57121d8663224d
- affected 5.3
- unaffected < 5.3
- unaffected 5.4.189 – ≤ 5.4.*
- unaffected 5.10.110 – ≤ 5.10.*
- unaffected 5.15.33 – ≤ 5.15.*
- unaffected 5.16.19 – ≤ 5.16.*
- unaffected 5.17.2 – ≤ 5.17.*
- unaffected 5.18 – ≤ *
References (6)
- https://git.kernel.org/stable/c/0174a89663a5ef83617da15bf24c0af2f62b6c7f (opens in a new tab)
- https://git.kernel.org/stable/c/c98d903ff9e79c210beddea4e6bc15ac38e25aa5 (opens in a new tab)
- https://git.kernel.org/stable/c/8dd392e352d3269938fea32061a74655a613f929 (opens in a new tab)
- https://git.kernel.org/stable/c/d66498507801fd9a20307a15a0814a0a016c3cde (opens in a new tab)
- https://git.kernel.org/stable/c/414b4e8738484379f18d6c4e780787c80dbf8a2c (opens in a new tab)
- https://git.kernel.org/stable/c/087f9c3f2309ed183f7e4b85ae57121d8663224d (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)
- 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-2022-49206)Record last updated .