CVE-2022-49494
mtd: rawnand: cadence: fix possible null-ptr-deref in cadence_nand_dt_probe()
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: fix possible null-ptr-deref in cadence_nand_dt_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 |
|---|---|---|---|
| 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
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – < 81f1ddffdc22ca5789e33b9d4712914e302090c1
- affected ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – < 0cfee868b89ffa945f3d535ee5c985cb40c5a0f8
- affected ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – < 069af5e27c1b0f7677ef76d8d3102e503ca4f80b
- affected ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – < 13b60d3dc84b47307669edb66b633b18466014b4
- affected ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – < a28ed09dafee20da51eb26452950839633afd824
- affected 5.5
- unaffected < 5.5
- 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 (5)
- https://git.kernel.org/stable/c/81f1ddffdc22ca5789e33b9d4712914e302090c1 (opens in a new tab)
- https://git.kernel.org/stable/c/0cfee868b89ffa945f3d535ee5c985cb40c5a0f8 (opens in a new tab)
- https://git.kernel.org/stable/c/069af5e27c1b0f7677ef76d8d3102e503ca4f80b (opens in a new tab)
- https://git.kernel.org/stable/c/13b60d3dc84b47307669edb66b633b18466014b4 (opens in a new tab)
- https://git.kernel.org/stable/c/a28ed09dafee20da51eb26452950839633afd824 (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-2022-49494)Record last updated .