Memory leak in LibTIFF - CVE-2025-9165

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Main Vulnerability Database Vulnerabilities #VU114424

Memory leak in LibTIFF - CVE-2025-9165

Published: August 26, 2025 / Updated: September 25, 2025


Vulnerability identifier: #VU114424
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-9165
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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.


Affected software

LibTIFF
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Micro for Rancher
SUSE Linux Enterprise Micro
Ubuntu
Basesystem Module
SUSE Package Hub 15
openSUSE Leap
openEuler
Anolis OS
Fedora
tiff (Ubuntu package)
libtiff5-32bit
libtiff5-debuginfo-32bit
tiff-debuginfo
libtiff5
libtiff5-debuginfo
tiff-debugsource
tiff
libtiff-devel
libtiff5-32bit-debuginfo
libtiff-help
libtiff-debugsource
libtiff-debuginfo
libtiff
libtiff-static
libtiff-tools
libtiff6-32bit-debuginfo
libtiff-devel-32bit
libtiff6-32bit
libtiff6-debuginfo
libtiff6-64bit-debuginfo
libtiff6-64bit
libtiff-devel-64bit
tiff-docs
libtiff-devel-docs
libtiff6
libtiff-doc

How to mitigate CVE-2025-9165

Install updates from vendor's website.

LibTIFF - update to 4.7.1
tiff (Ubuntu package) - addressed in versions 4.0.3-7ubuntu0.11+esm16, 4.0.6-1ubuntu0.8+esm19, 4.0.9-5ubuntu0.10+esm9, 4.1.0+git191117-2ubuntu0.20.04.14+esm2, 4.3.0-6ubuntu0.12, 4.5.1+git230720-4ubuntu2.4, 4.5.1+git230720-4ubuntu4.2
libtiff5-32bit - addressed in versions 4.0.9-44.94.1, 4.0.9-150000.45.55.1
libtiff5-debuginfo-32bit - update to 4.0.9-44.94.1
tiff-debuginfo - addressed in versions 4.0.9-44.94.1, 4.0.9-150000.45.55.1, 4.7.0-150600.3.18.1
libtiff5 - addressed in versions 4.0.9-44.94.1, 4.0.9-150000.45.55.1
libtiff5-debuginfo - addressed in versions 4.0.9-44.94.1, 4.0.9-150000.45.55.1
tiff-debugsource - addressed in versions 4.0.9-44.94.1, 4.0.9-150000.45.55.1, 4.7.0-150600.3.18.1
tiff - addressed in versions 4.0.9-44.94.1, 4.7.0-150600.3.18.1
libtiff-devel - addressed in versions 4.0.9-44.94.1, 4.7.0-150600.3.18.1
libtiff5-32bit-debuginfo - update to 4.0.9-150000.45.55.1
libtiff-help - addressed in versions 4.3.0-29, 4.3.0-43
libtiff-devel - addressed in versions 4.3.0-29, 4.3.0-43
libtiff-debugsource - addressed in versions 4.3.0-29, 4.3.0-43
libtiff-debuginfo - addressed in versions 4.3.0-29, 4.3.0-43
libtiff - addressed in versions 4.3.0-29, 4.3.0-43
libtiff-static - update to 4.3.0-43
libtiff-tools - update to 4.3.0-43
libtiff - addressed in versions 4.7.0-8.fc42, 4.7.0-8.fc43, 4.7.0-8.fc44
libtiff6-32bit-debuginfo - update to 4.7.0-150600.3.18.1
libtiff-devel-32bit - update to 4.7.0-150600.3.18.1
libtiff6-32bit - update to 4.7.0-150600.3.18.1
libtiff6-debuginfo - update to 4.7.0-150600.3.18.1
libtiff6-64bit-debuginfo - update to 4.7.0-150600.3.18.1
libtiff6-64bit - update to 4.7.0-150600.3.18.1
libtiff-devel-64bit - update to 4.7.0-150600.3.18.1
tiff-docs - update to 4.7.0-150600.3.18.1
libtiff-devel-docs - update to 4.7.0-150600.3.18.1
libtiff6 - update to 4.7.0-150600.3.18.1
libtiff-devel - update to 4.7.1-1
libtiff-tools - update to 4.7.1-1
libtiff-doc - update to 4.7.1-1
libtiff - update to 4.7.1-1

External References

Related Security Bulletins