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ubuntucveUbuntu.comUB:CVE-2023-3397
HistoryNov 01, 2023 - 12:00 a.m.

CVE-2023-3397

2023-11-0100:00:00
ubuntu.com
ubuntu.com
10
cve-2023-3397; linux kernel; bugzilla; race condition; jfs; local attacker

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

6.8 Medium

AI Score

Confidence

High

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.

Bugs

Notes

Author Note
sbeattie unfixed upstream as of 2023-09-01

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

6.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%