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CVE-2022-49491
drm/rockchip: vop: fix possible null-ptr-deref in vop_bind()
Medium5.5EPSS 0.28%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: vop: fix possible null-ptr-deref in vop_bind() It will cause null-ptr-deref in resource_size(), if platform_get_resource() returns NULL, move calling resource_size() after devm_ioremap_resource() that will check 'res' to avoid null-ptr-deref.
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 (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 2048e3286f347db5667708e47448176b5329e8d8 – < 452922955df215a417c80d09dab72bbc667a1861
- affected 2048e3286f347db5667708e47448176b5329e8d8 – < fcd6a886443730c39170b8383411e52118aec0a3
- affected 2048e3286f347db5667708e47448176b5329e8d8 – < 6ff986e057bf28e2f7690dad410768b2270f9453
- affected 2048e3286f347db5667708e47448176b5329e8d8 – < a9b4599665e437de8a1152799c34841b799a2e1c
- affected 2048e3286f347db5667708e47448176b5329e8d8 – < 3451852312303d54a003c73bd0ae39cebb960bd5
- affected 2048e3286f347db5667708e47448176b5329e8d8 – < b54926bd558d97c888c3d2d87886f3c159d3254a
- affected 2048e3286f347db5667708e47448176b5329e8d8 – < 769c53bb6116d0eaec0f1fe4ec4b27a74465cad1
- affected 2048e3286f347db5667708e47448176b5329e8d8 – < ecfa52654d0c9c333c1fe1611f47105f6bce9591
- affected 2048e3286f347db5667708e47448176b5329e8d8 – < f8c242908ad15bbd604d3bcb54961b7d454c43f8
- affected 3.19
- unaffected < 3.19
- 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 (9)
- https://git.kernel.org/stable/c/452922955df215a417c80d09dab72bbc667a1861 (opens in a new tab)
- https://git.kernel.org/stable/c/fcd6a886443730c39170b8383411e52118aec0a3 (opens in a new tab)
- https://git.kernel.org/stable/c/6ff986e057bf28e2f7690dad410768b2270f9453 (opens in a new tab)
- https://git.kernel.org/stable/c/a9b4599665e437de8a1152799c34841b799a2e1c (opens in a new tab)
- https://git.kernel.org/stable/c/3451852312303d54a003c73bd0ae39cebb960bd5 (opens in a new tab)
- https://git.kernel.org/stable/c/b54926bd558d97c888c3d2d87886f3c159d3254a (opens in a new tab)
- https://git.kernel.org/stable/c/769c53bb6116d0eaec0f1fe4ec4b27a74465cad1 (opens in a new tab)
- https://git.kernel.org/stable/c/ecfa52654d0c9c333c1fe1611f47105f6bce9591 (opens in a new tab)
- https://git.kernel.org/stable/c/f8c242908ad15bbd604d3bcb54961b7d454c43f8 (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-2022-49491)Record last updated .