RHSA-2021:4241: Moderate: libtiff security and bug fix update
The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files.Security Fix(es): libtiff: Integer overflow in tifgetimage.c (CVE-2020-35523) libtiff: Heap-based buffer overflow in TIFF2PDF tool (CVE-2020-35524) libtiff: Memory allocation failure in tiff2rgba (CVE-2020-35521) libtiff: Memory allocation failure in tiff2rgba (CVE-2020-35522) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Additional Changes:For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2021:4241?
RHSA-2021:4241 addresses critical vulnerabilities that could lead to potential denial of service and code execution.
How do I fix RHSA-2021:4241?
To fix RHSA-2021:4241, update the libtiff packages to version 4.0.9-20.el8 or higher.
What vulnerabilities are fixed in RHSA-2021:4241?
RHSA-2021:4241 fixes an integer overflow in tif_getimage.c (CVE-2020-35523) and a heap-based buffer overflow in TIFF2PDF tool (CVE-2020-35524).
Which packages are affected by RHSA-2021:4241?
The affected packages include libtiff, libtiff-debuginfo, libtiff-tools, and others that depend on libtiff in Red Hat Enterprise Linux 8.
Is RHSA-2021:4241 applicable to all users?
RHSA-2021:4241 is applicable to users of Red Hat Enterprise Linux 8 who utilize the libtiff library for handling TIFF files.