MEDIUM 5.5 Microsoft
CVE-2021-28971
In intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs userspace applications (such as perf-fuzzer) can cause a system crash because the PEBS status in a PEBS record is mishandled aka CID-d88d05a9e0b6.
Microsoft Security Update 2021-Mar: In intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs userspace applications (such as perf-fuzzer) can cause a system crash because the PEBS status in a PEBS record is mishandled aka CID-d88d05a9e0b6.
Affected Products
- cbl2 kernel 5.10.78.1-1 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-28971
- https://nvd.nist.gov/vuln/detail/CVE-2021-28971
This medium severity vulnerability with a CVSS score of 5.5 was published on 2021-03-09 via Microsoft. Affected: cbl2 kernel 5.10.78.1-1 on CBL Mariner 2.0.
vulnfeed aggregates 11644 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.