CVE-2022-50181
In the Linux kernel, the following vulnerability has been resolved: virtio-gpu: fix a missing check to avoid NULL dereference 'cache_ent' could be set NULL inside virtio_gpu_cmd_get_capset() and it will lead to a NULL dereference by a lately use of it…
Does this matter?
Lower severity and a low EPSS score (0.23%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: virtio-gpu: fix a missing check to avoid NULL dereference 'cache_ent' could be set NULL inside virtio_gpu_cmd_get_capset() and it will lead to a NULL dereference by a lately use of it (i.e., ptr = cache_ent->caps_cache). Fix it with a NULL check. [ kraxel: minor codestyle fixup ]
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.23% probability · 14th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/259773fc874258606c0121767a4a27466ff337ebPatch
- https://git.kernel.org/stable/c/367882a5a9448b5e1ba756125308092d614cb96cPatch
- https://git.kernel.org/stable/c/39caef09666c1d8274abf9472c72bcac236dc5fbPatch
- https://git.kernel.org/stable/c/adbdd21983fa292e53aec3eab97306b2961ea887Patch
- https://git.kernel.org/stable/c/bd63f11f4c3c46afec07d821f74736161ff6e526Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.