CVE-2023-25434: Buffer Overflow
libtiff 4.5.0 is vulnerable to Buffer Overflow via extractContigSamplesBytes() at /libtiff/tools/tiffcrop.c:3215.
Other sources
LibTIFF is vulnerable to a denial of service, caused by a heap-based buffer overflow in the extractContigSamplesBytes() function in /libtiff/tools/tiffcrop.c. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause a denial of service condition.
— IBM
Affected Software
Event History
Frequently Asked Questions
What is CVE-2023-25434?
CVE-2023-25434 is a vulnerability in libtiff 4.5.0 that allows for a buffer overflow via the extractContigSamplesBytes() function in tiffcrop.c.
How severe is CVE-2023-25434?
CVE-2023-25434 has a severity rating of 8.8 (high).
How can I fix CVE-2023-25434?
To fix CVE-2023-25434, update to a patched version of libtiff.
Where can I find more information about CVE-2023-25434?
You can find more information about CVE-2023-25434 at the GitLab issue page: https://gitlab.com/libtiff/libtiff/-/issues/519.
What are the common weaknesses and exposures (CWE) associated with CVE-2023-25434?
The common weaknesses and exposures (CWE) associated with CVE-2023-25434 are CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) and CWE-120 (Buffer Copy without Checking Size of Input).