CVE-2022-49645
drm/panfrost: Fix shrinker list corruption by madvise IOCTL
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Fix shrinker list corruption by madvise IOCTL Calling madvise IOCTL twice on BO causes memory shrinker list corruption and crashes kernel because BO is already on the list and it's added to the list again, while BO should be removed from the list before it's re-added. Fix it.
Timeline
ID reserved
By Linux
Published
- 18 months later
· 18 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 |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.28% · top 79% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
- affected 013b6510131568ce4e01856d5360bfdfe9c3632f – < 393594aad55179eb761af41533d8d1d6eb4543b0
- affected 013b6510131568ce4e01856d5360bfdfe9c3632f – < 0581613df7f9a4c5fac096ce1d5fb15b7b994240
- affected 013b6510131568ce4e01856d5360bfdfe9c3632f – < 1807d8867402a58b831a7fc16832747ff559a0d1
- affected 013b6510131568ce4e01856d5360bfdfe9c3632f – < f036392edd9c49090781d8cca26ad6557a63bae4
- affected 013b6510131568ce4e01856d5360bfdfe9c3632f – < 9fc33eaaa979d112d10fea729edcd2a2e21aa912
- affected 5.4
- unaffected < 5.4
- unaffected 5.4.207 – ≤ 5.4.*
- unaffected 5.10.132 – ≤ 5.10.*
- unaffected 5.15.56 – ≤ 5.15.*
- unaffected 5.18.13 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References (5)
- https://git.kernel.org/stable/c/393594aad55179eb761af41533d8d1d6eb4543b0 (opens in a new tab)
- https://git.kernel.org/stable/c/0581613df7f9a4c5fac096ce1d5fb15b7b994240 (opens in a new tab)
- https://git.kernel.org/stable/c/1807d8867402a58b831a7fc16832747ff559a0d1 (opens in a new tab)
- https://git.kernel.org/stable/c/f036392edd9c49090781d8cca26ad6557a63bae4 (opens in a new tab)
- https://git.kernel.org/stable/c/9fc33eaaa979d112d10fea729edcd2a2e21aa912 (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-2022-49645)Record last updated .