CVE-2022-49435mfd: davinci_voicecodec: Fix possible null-ptr-deref davinci_vc_probe()
- 5.5MediumCVSS base score
- 0.26%Exploitation in 30 daysEPSS · top 82% 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: mfd: davinci_voicecodec: Fix possible null-ptr-deref davinci_vc_probe() It will cause null-ptr-deref when using 'res', if platform_get_resource() returns NULL, so move using 'res' after devm_ioremap_resource() that will check it to avoid null-ptr-deref. And use devm_platform_get_and_ioremap_resource() to simplify code.
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 |
|---|---|---|---|
| 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)
- 0.26% · top 82% of all CVEs (13 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected b5e29aa880be84c271be8d0726cec4018bfbfd74 – < 49c1e32e7b3f301642a60448700ec531df981269
- affected b5e29aa880be84c271be8d0726cec4018bfbfd74 – < a1d4941d9a24999f680799f9bbde7f57351ca637
- affected b5e29aa880be84c271be8d0726cec4018bfbfd74 – < 5289795824b77489803b0802cd9edc13824a2d0b
- affected b5e29aa880be84c271be8d0726cec4018bfbfd74 – < 2d00158a06efe6bbcd020108634ea0f2ed8b32f7
- affected b5e29aa880be84c271be8d0726cec4018bfbfd74 – < 579944b9f38727d9ff570b58f83bc424e8af8398
- affected b5e29aa880be84c271be8d0726cec4018bfbfd74 – < 311242c7703df0da14c206260b7e855f69cb0264
- affected 5.4
- unaffected < 5.4
- 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
References6
- https://git.kernel.org/stable/c/49c1e32e7b3f301642a60448700ec531df981269 (opens in a new tab)
- https://git.kernel.org/stable/c/a1d4941d9a24999f680799f9bbde7f57351ca637 (opens in a new tab)
- https://git.kernel.org/stable/c/5289795824b77489803b0802cd9edc13824a2d0b (opens in a new tab)
- https://git.kernel.org/stable/c/2d00158a06efe6bbcd020108634ea0f2ed8b32f7 (opens in a new tab)
- https://git.kernel.org/stable/c/579944b9f38727d9ff570b58f83bc424e8af8398 (opens in a new tab)
- https://git.kernel.org/stable/c/311242c7703df0da14c206260b7e855f69cb0264 (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-2022-54794 (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-2022-49435)Record last updated .