SB2025082606 - Denial of service in LibTIFF
Published: August 26, 2025 Updated: September 25, 2025
Security Bulletin ID
SB2025082606
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2025-9165)
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak within the _TIFFmallocExt/_TIFFCheckRealloc/TIFFHashSetNew/InitCCITTFax3() function in tools/tiffcmp.c . A remote attacker can pass a specially crafted image to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://drive.google.com/file/d/1FWhmkzksH8-qU0ZM6seBzGNB3aPnX3G8/view?usp=sharing
- https://gitlab.com/libtiff/libtiff/-/commit/ed141286a37f6e5ddafb5069347ff5d587e7a4e0
- https://gitlab.com/libtiff/libtiff/-/issues/728
- https://gitlab.com/libtiff/libtiff/-/merge_requests/747
- https://vuldb.com/?ctiid.320543
- https://vuldb.com/?id.320543
- https://vuldb.com/?submit.630506
- https://vuldb.com/?submit.630507