Description
An issue was discovered in the Linux kernel before 5.14.8. A use-after-free in selinux_ptrace_traceme (aka the SELinux handler for PTRACE_TRACEME) could be used by local attackers to cause memory corruption and escalate privileges, aka CID-a3727a8bac0a. This occurs because of an attempt to access the subjective credentials of another task.
No analysis available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-30010 | An issue was discovered in the Linux kernel before 5.14.8. A use-after-free in selinux_ptrace_traceme (aka the SELinux handler for PTRACE_TRACEME) could be used by local attackers to cause memory corruption and escalate privileges, aka CID-a3727a8bac0a. This occurs because of an attempt to access the subjective credentials of another task. |
Ubuntu USN |
USN-5162-1 | Linux kernel vulnerabilities |
References
History
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-04T03:47:13.197Z
Reserved: 2021-10-28T00:00:00.000Z
Link: CVE-2021-43057
No data.
Status : Modified
Published: 2021-10-28T04:15:08.270
Modified: 2024-11-21T06:28:37.190
Link: CVE-2021-43057
OpenCVE Enrichment
No data.
Weaknesses
EUVD
Ubuntu USN