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CVE-2022-49438Input: sparcspkr - fix refcount leak in bbc_beep_probe
- 5.5MediumCVSS base score
- 0.28%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: Input: sparcspkr - fix refcount leak in bbc_beep_probe of_find_node_by_path() calls of_find_node_opts_by_path(), which returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount 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)
- 0.28% · top 80% of all CVEs (15 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 9c1a5077fdca99356c891af37931e537dea874f5 – < 2f51db16cb740ff90086189a1ef2581eab665591
- affected 9c1a5077fdca99356c891af37931e537dea874f5 – < f13064b0f2c651a3fbb0749932795c6fd21556a8
- affected 9c1a5077fdca99356c891af37931e537dea874f5 – < 353bc58ac6c782d4dcde9136a91d1f90867938fe
- affected 9c1a5077fdca99356c891af37931e537dea874f5 – < bbc2b0ce6042dd3117827f10ea8cb67e0ab786da
- affected 9c1a5077fdca99356c891af37931e537dea874f5 – < 6e07ccc7d56130f760d23f67a70c45366c07debc
- affected 9c1a5077fdca99356c891af37931e537dea874f5 – < 418b6a3e12f75638abc5673eb76cb32127d0ab13
- affected 9c1a5077fdca99356c891af37931e537dea874f5 – < 73d6f42d8d86648bec2e73d34fe1648cb6d23e08
- affected 9c1a5077fdca99356c891af37931e537dea874f5 – < 1124e39fea0e2fdb4202f95b716cb97cc7de7cc7
- affected 9c1a5077fdca99356c891af37931e537dea874f5 – < c8994b30d71d64d5dcc9bc0edbfdf367171aa96f
- affected 2.6.26
- unaffected < 2.6.26
- unaffected 4.9.318 – ≤ 4.9.*
- unaffected 4.14.283 – ≤ 4.14.*
- unaffected 4.19.247 – ≤ 4.19.*
- unaffected 5.4.198 – ≤ 5.4.*
- unaffected 5.10.121 – ≤ 5.10.*
- unaffected 5.15.46 – ≤ 5.15.*
- unaffected 5.17.14 – ≤ 5.17.*
- unaffected 5.18.3 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References
References9
- https://git.kernel.org/stable/c/2f51db16cb740ff90086189a1ef2581eab665591 (opens in a new tab)
- https://git.kernel.org/stable/c/f13064b0f2c651a3fbb0749932795c6fd21556a8 (opens in a new tab)
- https://git.kernel.org/stable/c/353bc58ac6c782d4dcde9136a91d1f90867938fe (opens in a new tab)
- https://git.kernel.org/stable/c/bbc2b0ce6042dd3117827f10ea8cb67e0ab786da (opens in a new tab)
- https://git.kernel.org/stable/c/6e07ccc7d56130f760d23f67a70c45366c07debc (opens in a new tab)
- https://git.kernel.org/stable/c/418b6a3e12f75638abc5673eb76cb32127d0ab13 (opens in a new tab)
- https://git.kernel.org/stable/c/73d6f42d8d86648bec2e73d34fe1648cb6d23e08 (opens in a new tab)
- https://git.kernel.org/stable/c/1124e39fea0e2fdb4202f95b716cb97cc7de7cc7 (opens in a new tab)
- https://git.kernel.org/stable/c/c8994b30d71d64d5dcc9bc0edbfdf367171aa96f (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-2022-54791 (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)
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[](https://cveledger.app/cve/CVE-2022-49438)Record last updated .