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CVE-2023-2731

Published: May 17, 2023

Modified: Jan 22, 2025

PUBLISHED

Description

A NULL pointer dereference flaw was found in Libtiff's LZWDecode() function in the libtiff/tif_lzw.c file. This flaw allows a local attacker to craft specific input data that can cause the program to dereference a NULL pointer when decompressing a TIFF format file, resulting in a program crash or denial of service.

Vendor	Product	Versions
n/a	libtiff	affected `Fixed in libtiff v4.5.0`

Weaknesses (CWE)

References

https://gitlab.com/libtiff/libtiff/-/issues/548

https://bugzilla.redhat.com/show_bug.cgi?id=2207635

https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b

https://access.redhat.com/security/cve/CVE-2023-2731

https://security.netapp.com/advisory/ntap-20230703-0009/

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