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gentooGentoo FoundationGLSA-202402-19
HistoryFeb 18, 2024 - 12:00 a.m.

libcaca: Arbitary Code Execution

2024-02-1800:00:00
Gentoo Foundation
security.gentoo.org
11
libcaca
buffer overflow
arbitrary code

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.8

Confidence

Low

EPSS

0

Percentile

5.1%

Background

libcaca is a library that creates colored ASCII-art graphics.

Description

A vulnerability has been discovered in libcaca. Please review the CVE identifier referenced below for details.

Impact

A buffer overflow issue in caca_resize function in libcaca/caca/canvas.c may lead to local execution of arbitrary code in the user context.

Workaround

There is no known workaround at this time.

Resolution

All libcaca users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=media-libs/libcaca-0.99_beta19-r4"
OSVersionArchitecturePackageVersionFilename
Gentooanyallmedia-libs/libcaca< 0.99_beta19-r4UNKNOWN

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.8

Confidence

Low

EPSS

0

Percentile

5.1%