7.8 High
CVSS3
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
4.4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
49.2%
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.
Author | Note |
---|---|
alexmurray | as per advisory, affects versions <= 2.42.6 |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 20.04 | noarch | gdk-pixbuf | < 2.40.0+dfsg-3ubuntu0.3 | UNKNOWN |
github.com/pedrib/PoC/blob/master/fuzzing/CVE-2021-46829/CVE-2021-46829.md
gitlab.gnome.org/GNOME/gdk-pixbuf/-/merge_requests/121
launchpad.net/bugs/cve/CVE-2021-46829
nvd.nist.gov/vuln/detail/CVE-2021-46829
security-tracker.debian.org/tracker/CVE-2021-46829
ubuntu.com/security/notices/USN-5554-1
www.cve.org/CVERecord?id=CVE-2021-46829
www.openwall.com/lists/oss-security/2022/07/25/1
7.8 High
CVSS3
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
4.4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
49.2%