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CVE-2022-50327
ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value
Medium5.5EPSS 0.16%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value The return value of acpi_fetch_acpi_dev() could be NULL, which would cause a NULL pointer dereference to occur in acpi_device_hid(). [ rjw: Subject and changelog edits, added empty line after if () ]
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)
- 0.16% · top 95% 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 a36a7fecfe6071732075ad5aa31196adce13181b – < 8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9
- affected a36a7fecfe6071732075ad5aa31196adce13181b – < fdee7a0acc566c4194d40a501b8a1584e86cc208
- affected a36a7fecfe6071732075ad5aa31196adce13181b – < ad1190744da9d812da55b76f2afce750afb0a3bd
- affected a36a7fecfe6071732075ad5aa31196adce13181b – < 2ecd629c788bbfb96be058edade2e934d3763eaf
- affected a36a7fecfe6071732075ad5aa31196adce13181b – < b85f0e292f73f353eea915499604fbf50c8238b4
- affected a36a7fecfe6071732075ad5aa31196adce13181b – < 2437513a814b3e93bd02879740a8a06e52e2cf7d
- affected 4.8
- unaffected < 4.8
- unaffected 5.4.297 – ≤ 5.4.*
- unaffected 5.10.241 – ≤ 5.10.*
- unaffected 5.15.190 – ≤ 5.15.*
- unaffected 6.0.16 – ≤ 6.0.*
- unaffected 6.1.2 – ≤ 6.1.*
- unaffected 6.2 – ≤ *
References (7)
- https://git.kernel.org/stable/c/8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9 (opens in a new tab)
- https://git.kernel.org/stable/c/fdee7a0acc566c4194d40a501b8a1584e86cc208 (opens in a new tab)
- https://git.kernel.org/stable/c/ad1190744da9d812da55b76f2afce750afb0a3bd (opens in a new tab)
- https://git.kernel.org/stable/c/2ecd629c788bbfb96be058edade2e934d3763eaf (opens in a new tab)
- https://git.kernel.org/stable/c/b85f0e292f73f353eea915499604fbf50c8238b4 (opens in a new tab)
- https://git.kernel.org/stable/c/2437513a814b3e93bd02879740a8a06e52e2cf7d (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html (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-2022-50327)Record last updated .