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mageiaGentoo FoundationMGASA-2023-0344
HistoryDec 13, 2023 - 12:19 a.m.

Updated fish packages fix a security vulnerability

2023-12-1300:19:08
Gentoo Foundation
advisories.mageia.org
7
mageia 9
version 3.6.4
cve-2023-49284
fish shell
unicode non-characters
wildcards
command substitution
unix

CVSS3

6.6

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H

AI Score

7.2

Confidence

Low

EPSS

0

Percentile

9.8%

Mageia 9 is updated to version 3.6.4 to fix CVE-2023-49284. Mageia 8 receives an upstream patch to fix CVE-2023-49284. CVE-2023-49284: fish shell uses certain Unicode non-characters internally for marking wildcards and expansions. It will incorrectly allow these markers to be read on command substitution output, rather than transforming them into a safe internal representation.

OSVersionArchitecturePackageVersionFilename
Mageia8noarchfish< 3.4.1-1.1fish-3.4.1-1.1.mga8
Mageia9noarchfish< 3.6.4-1fish-3.6.4-1.mga9

CVSS3

6.6

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H

AI Score

7.2

Confidence

Low

EPSS

0

Percentile

9.8%