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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2023-3397
HistoryNov 01, 2023 - 8:15 p.m.

CVE-2023-3397

2023-11-0120:15:08
Debian Security Bug Tracker
security-tracker.debian.org
23
race condition
lmlogclose
txend
jfs
linux kernel
local attacker
crash
kernel information
unix

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

6.2 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%

A race condition occurred between the functions lmLogClose and txEnd in JFS, in the Linux Kernel, executed in different threads. This flaw allows a local attacker with normal user privileges to crash the system or leak internal kernel information.

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

6.2 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%