CVE-2020-12771
- Source
- https://cve.org/CVERecord?id=CVE-2020-12771
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12771.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2020-12771
- Downstream
- Related
- Withdrawn
- 2026-01-27T04:16:47.462251Z
- Published
- 2020-05-09T21:15:11Z
- Modified
- 2026-01-27T04:16:47.462251Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in the Linux kernel through 5.6.11. btreegccoalesce in drivers/md/bcache/btree.c has a deadlock if a coalescing operation fails.
- References
-
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00071.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html
- https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
- https://lkml.org/lkml/2020/4/26/87
- https://security.netapp.com/advisory/ntap-20200608-0001/
- https://usn.ubuntu.com/4462-1/
- https://usn.ubuntu.com/4463-1/
- https://usn.ubuntu.com/4465-1/
- https://usn.ubuntu.com/4483-1/
- https://usn.ubuntu.com/4485-1/
- https://www.oracle.com/security-alerts/cpuApr2021.html