CVE-2023-3316: A NULL pointer dereference in TIFFClose() is caused by a failure to open an output file (non-existent path or a path that requires permissions like /dev/null) while specifying zones.
A NULL pointer dereference in TIFFClose() is caused by a failure to open an output file (non-existent path or a path that requires permissions like /dev/null) while specifying zones.
Other sources
Libtiff is vulnerable to a denial of service, caused by a NULL pointer dereference in TIFFClose(). By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause a denial of service.
— IBM
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/tiffto a version that resolves this vulnerability.Fixed in 4.5.0-6+deb12u1Fixed in 4.5.1+git230720-5
Event History
Frequently Asked Questions
What is CVE-2023-3316?
CVE-2023-3316 is a vulnerability that leads to a NULL pointer dereference in TIFFClose() due to a failure to open an output file.
What is the severity of CVE-2023-3316?
The severity of CVE-2023-3316 is 6.5 (medium).
How does CVE-2023-3316 affect Libtiff?
CVE-2023-3316 affects Libtiff versions between 3.9.0 and 4.5.1.
How does CVE-2023-3316 affect Debian?
CVE-2023-3316 affects Debian with the affected package being 'tiff' and the versions affected are 4.1.0+git191117-2~deb10u4, 4.2.0-1+deb11u4, and 4.5.0-6.
Are there any remedies available for CVE-2023-3316?
Yes, the remedy for CVE-2023-3316 is to update the 'tiff' package to version 4.1.0+git191117-2~deb10u8 or 4.5.1+git230720-1 for Debian.