arch/powerpc/perf/core-book3s.c in the Linux kernel before 5.12.13, on systems with perf_event_paranoid=-1 and no specific PMU driver support registered, allows local users to cause a denial of service (perf_instruction_pointer NULL pointer dereference and OOPS) via a "perf record" command.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Redhat_linux | — | no-fix-redhat-rpm-package | Jul 9, 2025 | Aug 8, 2021 |
| Ubuntu | ubuntu-upgrade-linux-image-5-11-0-1015-azureubuntu-upgrade-linux-image-5-11-0-1015-kvmubuntu-upgrade-linux-image-5-11-0-1017-awsubuntu-upgrade-linux-image-5-11-0-1017-oracleubuntu-upgrade-linux-image-5-11-0-1017-raspiubuntu-upgrade-linux-image-5-11-0-1017-raspi-nolpaeubuntu-upgrade-linux-image-5-11-0-1018-gcpubuntu-upgrade-linux-image-5-11-0-34-genericubuntu-upgrade-linux-image-5-11-0-34-generic-64kubuntu-upgrade-linux-image-5-11-0-34-generic-lpaeubuntu-upgrade-linux-image-5-11-0-34-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-nolpaeubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-20-04 | Sep 9, 2021 | Aug 8, 2021 |
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