vulnerability
Ubuntu: (Multiple Advisories) (CVE-2020-12771): Linux kernel vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:N/I:N/A:C) | May 9, 2020 | Aug 19, 2020 | Aug 18, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
May 9, 2020
Added
Aug 19, 2020
Modified
Aug 18, 2025
Description
An issue was discovered in the Linux kernel through 5.6.11. btree_gc_coalesce in drivers/md/bcache/btree.c has a deadlock if a coalescing operation fails.
Solutions
ubuntu-upgrade-linux-image-4-15-0-1051-oracleubuntu-upgrade-linux-image-4-15-0-1067-gkeubuntu-upgrade-linux-image-4-15-0-1068-raspi2ubuntu-upgrade-linux-image-4-15-0-1072-kvmubuntu-upgrade-linux-image-4-15-0-1080-awsubuntu-upgrade-linux-image-4-15-0-1081-gcpubuntu-upgrade-linux-image-4-15-0-1084-snapdragonubuntu-upgrade-linux-image-4-15-0-1093-azureubuntu-upgrade-linux-image-4-15-0-1094-oemubuntu-upgrade-linux-image-4-15-0-115-genericubuntu-upgrade-linux-image-4-15-0-115-generic-lpaeubuntu-upgrade-linux-image-4-15-0-115-lowlatencyubuntu-upgrade-linux-image-4-4-0-1076-awsubuntu-upgrade-linux-image-4-4-0-1078-kvmubuntu-upgrade-linux-image-4-4-0-1112-awsubuntu-upgrade-linux-image-4-4-0-1137-raspi2ubuntu-upgrade-linux-image-4-4-0-1141-snapdragonubuntu-upgrade-linux-image-4-4-0-187-genericubuntu-upgrade-linux-image-4-4-0-187-generic-lpaeubuntu-upgrade-linux-image-4-4-0-187-lowlatencyubuntu-upgrade-linux-image-4-4-0-187-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-187-powerpc-smpubuntu-upgrade-linux-image-4-4-0-187-powerpc64-embubuntu-upgrade-linux-image-4-4-0-187-powerpc64-smpubuntu-upgrade-linux-image-5-0-0-1046-gkeubuntu-upgrade-linux-image-5-0-0-1067-oem-osp1ubuntu-upgrade-linux-image-5-3-0-1033-awsubuntu-upgrade-linux-image-5-3-0-1033-gkeubuntu-upgrade-linux-image-5-3-0-1035-azureubuntu-upgrade-linux-image-5-3-0-65-genericubuntu-upgrade-linux-image-5-3-0-65-lowlatencyubuntu-upgrade-linux-image-5-4-0-1016-raspiubuntu-upgrade-linux-image-5-4-0-1022-awsubuntu-upgrade-linux-image-5-4-0-1022-gcpubuntu-upgrade-linux-image-5-4-0-1022-oracleubuntu-upgrade-linux-image-5-4-0-1023-azureubuntu-upgrade-linux-image-5-4-0-45-genericubuntu-upgrade-linux-image-5-4-0-45-generic-lpaeubuntu-upgrade-linux-image-5-4-0-45-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-edgeubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-aws-lts-18-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-edgeubuntu-upgrade-linux-image-azure-lts-18-04ubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-16-04ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04ubuntu-upgrade-linux-image-generic-lpae-lts-xenialubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-4-15ubuntu-upgrade-linux-image-gke-5-0ubuntu-upgrade-linux-image-gke-5-3ubuntu-upgrade-linux-image-gke-5-4ubuntu-upgrade-linux-image-gkeop-5-3ubuntu-upgrade-linux-image-gkeop-5-4ubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-hwe-18-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-18-04ubuntu-upgrade-linux-image-powerpc-e500mcubuntu-upgrade-linux-image-powerpc-e500mc-lts-xenialubuntu-upgrade-linux-image-powerpc-smpubuntu-upgrade-linux-image-powerpc-smp-lts-xenialubuntu-upgrade-linux-image-powerpc64-embubuntu-upgrade-linux-image-powerpc64-emb-lts-xenialubuntu-upgrade-linux-image-powerpc64-smpubuntu-upgrade-linux-image-powerpc64-smp-lts-xenialubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-hwe-18-04ubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragonubuntu-upgrade-linux-image-snapdragon-hwe-18-04ubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-16-04ubuntu-upgrade-linux-image-virtual-hwe-18-04ubuntu-upgrade-linux-image-virtual-lts-xenial
References
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