CVE-2021-47464
In the Linux kernel, the following vulnerability has been resolved: audit: fix possible null-pointer dereference in audit_filter_rules Fix possible null-pointer dereference in audit_filter_rules. audit_filter_rules() error: we previously assumed 'ctx'…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.23%). 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: audit: fix possible null-pointer dereference in audit_filter_rules Fix possible null-pointer dereference in audit_filter_rules. audit_filter_rules() error: we previously assumed 'ctx' could be null
- CVSS 3.1
- 7.4 HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.23% probability · 13th 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/16802fa4c33eb1a8efb23f1e93365190e4047d05Patch
- https://git.kernel.org/stable/c/4e9e46a700201b4c85081fd478c99c692a9aaa0dPatch
- https://git.kernel.org/stable/c/6e3ee990c90494561921c756481d0e2125d8b895Patch
- https://git.kernel.org/stable/c/d6f451f1f60c58d73038c7c3177066f8f084e2a2Patch
- https://git.kernel.org/stable/c/16802fa4c33eb1a8efb23f1e93365190e4047d05Patch
- https://git.kernel.org/stable/c/4e9e46a700201b4c85081fd478c99c692a9aaa0dPatch
- https://git.kernel.org/stable/c/6e3ee990c90494561921c756481d0e2125d8b895Patch
- https://git.kernel.org/stable/c/d6f451f1f60c58d73038c7c3177066f8f084e2a2Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.