CVE-2022-49645
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.28% probability · 20th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/0581613df7f9a4c5fac096ce1d5fb15b7b994240Patch
- https://git.kernel.org/stable/c/1807d8867402a58b831a7fc16832747ff559a0d1Patch
- https://git.kernel.org/stable/c/393594aad55179eb761af41533d8d1d6eb4543b0Patch
- https://git.kernel.org/stable/c/9fc33eaaa979d112d10fea729edcd2a2e21aa912Patch
- https://git.kernel.org/stable/c/f036392edd9c49090781d8cca26ad6557a63bae4Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.