Description
A flaw null pointer dereference in the Linux kernel cgroupv2 subsystem in
versions before 5.7.10 was found in the way when reboot the system. A local
user could use this flaw to crash the system or escalate their privileges
on the system.
Ubuntu-Description
It was discovered that the cgroup v2 subsystem in the Linux kernel did not
properly perform reference counting in some situations, leading to a NULL
pointer dereference. A local attacker could use this to cause a denial of
service or possibly gain administrative privileges.
Notes
sbeattie | commit 1bfba2f4270c64c912 is in the linux-stable tree hash |
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-118.119)
|
Ubuntu 20.04 LTS: | released
(5.4.0-45.49)
|
Ubuntu 16.04 ESM: | not-affected
(4.2.0-16.19)
|
Ubuntu 14.04 ESM: | ignored
(was needs-triage ESM criteria)
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-1083.87)
|
Ubuntu 20.04 LTS: | released
(5.4.0-1022.22)
|
Ubuntu 16.04 ESM: | not-affected
(4.4.0-1001.10)
|
Ubuntu 14.04 ESM: | ignored
(was needs-triage ESM criteria)
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.3.0-1034.36)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.4.0-1022.22~18.04.1)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 16.04 ESM: | released
(4.15.0-1083.87~16.04.1)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | released
(5.4.0-1023.23)
|
Ubuntu 16.04 ESM: | released
(4.15.0-1096.106~16.04.1)
|
Ubuntu 14.04 ESM: | released
(4.15.0-1096.106~14.04.1)
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-1096.106)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.4.0-1023.23~18.04.1)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | not-affected
(4.15.0-1005.8)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | released
(5.4.0-1022.22)
|
Ubuntu 16.04 ESM: | released
(4.15.0-1084.95~16.04.1)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-1084.95)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.4.0-1022.22~18.04.1)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-1070.73)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needed now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.3.0-1034.36)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | not-affected
(5.4.0-1025.25~18.04.1)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | not-affected
(5.4.0-1008.9)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | not-affected
(5.4.0-1001.1)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.3.0-66.60)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 16.04 ESM: | released
(4.15.0-118.119~16.04.1)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.4.0-45.49~18.04.2)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | not-affected
(5.8.0-23.24~20.04.1)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 16.04 ESM: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-1075.76)
|
Ubuntu 20.04 LTS: | released
(5.4.0-1021.21)
|
Ubuntu 16.04 ESM: | not-affected
(4.4.0-1004.9)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | ignored
(was needs-triage ESM criteria)
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-1097.107)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | not-affected
(5.10.0-1008.9)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | released
(5.6.0-1021.21)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needed now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-1054.58)
|
Ubuntu 20.04 LTS: | released
(5.4.0-1022.22)
|
Ubuntu 16.04 ESM: | released
(4.15.0-1054.58~16.04.1)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | ignored
(was needs-triage now end-of-life)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.4.0-1022.22~18.04.1)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | released
(5.4.0-1016.17)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.4.0-1016.17~18.04.1)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(5.3.0-1032.34)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | DNE
|
Ubuntu 20.04 LTS: | released
(5.4.0-31.35)
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Package
Upstream: | released
(5.8~rc5)
|
Ubuntu 18.04 LTS: | released
(4.15.0-1087.95)
|
Ubuntu 20.04 LTS: | DNE
|
Ubuntu 14.04 ESM: | DNE
|
Patches:
Updated: 2022-04-13 14:09:32 UTC (commit f411bd370d482ef4385c4e751d121a4055fbc009)