CVE-2023-36308 — Crash when processing crafted TIFF files

Description

disintegration Imaging 1.6.2 allows attackers to cause a panic (because of an integer index out of range during a Grayscale call) via a crafted TIFF file to the scan function of scanner.go. NOTE: it is unclear whether there are common use cases in which this panic could have any security consequence

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

Debian

Security tracker ↗

Release	Package	Fixed in	Advisory
Debian 14	golang-github-disintegration-imaging	1.6.2-3	—
Debian 13	golang-github-disintegration-imaging	1.6.2-3	—
Debian 12	golang-github-disintegration-imaging	No fix yet	—

Wolfi

Release	Package	Fixed in	Advisory
Wolfi rolling	filebrowser	No fix yet	—

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 2 repositories

klphp/imaging ★ 0 · Nov 4, 2026

Maintained fork of disintegration/imaging: no TIFF/BMP decoders (CVE-2023-36308 gone), GIF palette panic fixed, WebP decode. Pure Go.
vtemlabs/imaging ★ 0 · Jun 21, 2026

Security-maintenance fork of disintegration/imaging (CVE-2023-36308 fix) used by Tala WTE

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

Ecosystem	Package	Affected	Fixed	Record
Go	github.com/disintegration/imaging	<= 1.6.2	—	GHSA-q7pp-wcgr-pffx

Crash when processing crafted TIFF files