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Debian Security Bug TrackerDEBIANCVE:CVE-2022-41222HistorySep 21, 2022 - 8:15 a.m.
CVE-2022-41222
2022-09-2108:15:09
Debian Security Bug Tracker
security-tracker.debian.org
27
linux kernel
use-after-free
vulnerability
tlb
rmap lock
pud move
CVSS3
7
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
EPSS
0.001
Percentile
41.2%
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | linux | < 5.14.6-1 | linux_5.14.6-1_all.deb |
| Debian | 11 | all | linux | < 5.10.140-1 | linux_5.10.140-1_all.deb |
| Debian | 999 | all | linux | < 5.14.6-1 | linux_5.14.6-1_all.deb |
| Debian | 13 | all | linux | < 5.14.6-1 | linux_5.14.6-1_all.deb |
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CVSS3
7
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
EPSS
0.001
Percentile
41.2%
Related for DEBIANCVE:CVE-2022-41222