Vulnerability · Published Jan 12, 2022 · Assigned by mitre
CVE-2021-44648
High 8.8
In plain English
A high-severity security flaw in the gdk-pixbuf2 package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 80% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)2.0%top 19.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
GNOME gdk-pixbuf 2.42.6 is vulnerable to a heap-buffer overflow vulnerability when decoding the lzw compressed stream of image data in GIF files with lzw minimum code size equals to 12.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | gdk-pixbuf2 | 2.42.6-3.el9 | ALSA-2023:2216 |
| AlmaLinux:9 | gdk-pixbuf2-devel | 2.42.6-3.el9 | ALSA-2023:2216 |
| AlmaLinux:9 | gdk-pixbuf2-modules | 2.42.6-3.el9 | ALSA-2023:2216 |
| Alpine:v3.20 | gdk-pixbuf | 2.42.8-r0 | ALPINE-CVE-2021-44648 |
| Alpine:v3.21 | gdk-pixbuf | 2.42.8-r0 | ALPINE-CVE-2021-44648 |
| Alpine:v3.22 | gdk-pixbuf | 2.42.8-r0 | ALPINE-CVE-2021-44648 |
| Alpine:v3.23 | gdk-pixbuf | 2.42.8-r0 | ALPINE-CVE-2021-44648 |
| Alpine:v3.24 | gdk-pixbuf | 2.42.8-r0 | ALPINE-CVE-2021-44648 |
| Debian:12 | gdk-pixbuf | 2.42.9+dfsg-1 | DEBIAN-CVE-2021-44648 |
| Debian:13 | gdk-pixbuf | 2.42.9+dfsg-1 | DEBIAN-CVE-2021-44648 |
| Debian:14 | gdk-pixbuf | 2.42.9+dfsg-1 | DEBIAN-CVE-2021-44648 |
| Ubuntu:22.04:LTS | gdk-pixbuf | 2.42.8+dfsg-1ubuntu0.1 | USN-5607-1 |
| Ubuntu:22.04:LTS | gdk-pixbuf | 2.42.8+dfsg-1ubuntu0.1 | UBUNTU-CVE-2021-44648 |
Affected products (as reported)
References
- https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/136 x_refsource_MISC
- https://sahildhar.github.io/blogpost/GdkPixbuf-Heap-Buffer-Overflow-in-lzw_decoder_new/ x_refsource_MISC
- FEDORA-2022-725db8230b vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-a16e5d72fc vendor-advisory, x_refsource_FEDORA
- DSA-5228 vendor-advisory, x_refsource_DEBIAN