CVE-2021-44648

Public Exploit

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/136 issue tracking exploit third party advisory
https://sahildhar.github.io/blogpost/GdkPixbuf-Heap-Buffer-Overflow-in-lzw_decoder_new/ third party advisory exploit
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEKBMOO52RXONWKB6ZKKHTVPLF6WC3KF/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JEVTOGIJITK2N5AOOLKKMDIICZDQE6CH/ vendor advisory
https://www.debian.org/security/2022/dsa-5228 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-44648?
CVE-2021-44648 has been scored as a high severity vulnerability.
How to fix CVE-2021-44648?
To fix CVE-2021-44648, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-44648 being actively exploited in the wild?
It is possible that CVE-2021-44648 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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