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ubuntucveUbuntu.comUB:CVE-2021-46829
HistoryJul 24, 2022 - 12:00 a.m.

CVE-2021-46829

2022-07-2400:00:00
ubuntu.com
ubuntu.com
18
cve-2021-46829
buffer overflow
gif handling
code execution
32-bit systems

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

50.0%

JSON

GNOME GdkPixbuf (aka GDK-PixBuf) before 2.42.8 allows a heap-based buffer
overflow when compositing or clearing frames in GIF files, as demonstrated
by io-gif-animation.c composite_frame. This overflow is controllable and
could be abused for code execution, especially on 32-bit systems.

Bugs

Notes

Author Note
alexmurray as per advisory, affects versions <= 2.42.6
OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchgdk-pixbuf< 2.40.0+dfsg-3ubuntu0.3UNKNOWN

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CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

50.0%

JSON
Related for UB:CVE-2021-46829
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