CVE-2022-41222
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
6.6 Medium
AI Score
Confidence
High
3.5 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:H/Au:S/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
25.7%
mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move.
References
packetstormsecurity.com/files/168466/Linux-Stable-5.4-5.10-Use-After-Free-Race-Condition.html
packetstormsecurity.com/files/171005/Kernel-Live-Patch-Security-Notice-LNS-0091-1.html
bugs.chromium.org/p/project-zero/issues/detail?id=2347
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2
lists.debian.org/debian-lts-announce/2022/11/msg00001.html
security.netapp.com/advisory/ntap-20230214-0008/
Social References
More
Related
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
6.6 Medium
AI Score
Confidence
High
3.5 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:H/Au:S/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
25.7%