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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
7
libcaca
buffer overflow
arbitrary code

4.6 Medium

CVSS2

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

7.8 High

CVSS3

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

7.8 High

AI Score

Confidence

Low

0.0004 Low

EPSS

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

4.6 Medium

CVSS2

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

7.8 High

CVSS3

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

7.8 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%