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THREATINT
PUBLISHED

CVE-2025-8176

LibTIFF tiffmedian.c get_histogram use after free



Description

EN DE

A vulnerability was found in LibTIFF up to 4.7.0. It has been declared as critical. This vulnerability affects the function get_histogram of the file tools/tiffmedian.c. The manipulation leads to use after free. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The patch is identified as fe10872e53efba9cc36c66ac4ab3b41a839d5172. It is recommended to apply a patch to fix this issue.

In LibTIFF bis 4.7.0 wurde eine Schwachstelle ausgemacht. Sie wurde als kritisch eingestuft. Es geht um die Funktion get_histogram der Datei tools/tiffmedian.c. Durch das Beeinflussen mit unbekannten Daten kann eine use after free-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs hat dabei lokal zu erfolgen. Der Exploit steht zur öffentlichen Verfügung. Der Patch wird als fe10872e53efba9cc36c66ac4ab3b41a839d5172 bezeichnet. Als bestmögliche Massnahme wird Patching empfohlen.

Reserved 2025-07-25 | Published 2025-07-26 | Updated 2025-07-26 | Assigner VulDB


MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 5.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
MEDIUM: 5.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
4.3AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C

Problem types

Use After Free

Memory Corruption

Timeline

2025-07-25:Advisory disclosed
2025-07-25:VulDB entry created
2025-07-25:VulDB entry last update

Credits

arthurx (VulDB User) reporter

References

vuldb.com/?id.317590 (VDB-317590 | LibTIFF tiffmedian.c get_histogram use after free) vdb-entry technical-description

vuldb.com/?ctiid.317590 (VDB-317590 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.621796 (Submit #621796 | LibTIFF v4.7.0 Use After Free) third-party-advisory

gitlab.com/libtiff/libtiff/-/issues/707 exploit issue-tracking

gitlab.com/libtiff/libtiff/-/merge_requests/727 patch

gitlab.com/...ommit/fe10872e53efba9cc36c66ac4ab3b41a839d5172 patch

www.libtiff.org/ product

cve.org (CVE-2025-8176)

nvd.nist.gov (CVE-2025-8176)

Download JSON

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