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RedHat: RHSA-2021-4241:03 Moderate: libtiff Memory Allocation Issues

red hat
Calendar Grey November 9, 2021
Dist Redhat Esm H88
A new patch for libtiff in Red Hat Enterprise Linux 8 delivers significant security enhancements and resolves various issues linked to existing vulnerabilities.
An update for libtiff is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running applications linked against libtiff must be restarted for this update to take effect.

Summary

The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files.
Security Fix(es):
* libtiff: Integer overflow in tif_getimage.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.

Topics%20covered

Topics Covered

security advisory moderate buffer overflow Red Hat Enterprise Linux integer overflow libtiff memory allocation

References

https://access.redhat.com/security/cve/CVE-2020-35521 https://access.redhat.com/security/cve/CVE-2020-35522 https://access.redhat.com/security/cve/CVE-2020-35523 https://access.redhat.com/security/cve/CVE-2020-35524 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.5_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: libtiff-4.0.9-20.el8.src.rpm
aarch64: libtiff-4.0.9-20.el8.aarch64.rpm libtiff-debuginfo-4.0.9-20.el8.aarch64.rpm libtiff-debugsource-4.0.9-20.el8.aarch64.rpm libtiff-devel-4.0.9-20.el8.aarch64.rpm libtiff-tools-debuginfo-4.0.9-20.el8.aarch64.rpm
ppc64le: libtiff-4.0.9-20.el8.ppc64le.rpm libtiff-debuginfo-4.0.9-20.el8.ppc64le.rpm libtiff-debugsource-4.0.9-20.el8.ppc64le.rpm libtiff-devel-4.0.9-20.el8.ppc64le.rpm libtiff-tools-debuginfo-4.0.9-20.el8.ppc64le.rpm
s390x: libtiff-4.0.9-20.el8.s390x.rpm libtiff-debuginfo-4.0.9-20.el8.s390x.rpm libtiff-debugsource-4.0.9-20.el8.s390x.rpm libtiff-devel-4.0.9-20.el8.s390x.rpm libtiff-tools-debuginfo-4.0.9-20.el8.s390x.rpm
x86_64: libtiff-4.0.9-20.el8.i686.rpm libtiff-4.0.9-20.el8.x86_64.rpm libtiff-debuginfo-4.0.9-20.el8.i686.rpm libtiff-debuginfo-4.0.9-20.el8.x86_64.rpm libtiff-debugsource-4.0.9-20.el8.i686.rpm libtiff-debugsource-4.0.9-20.el8.x86_64.rpm libtiff-devel-4.0.9-20.el8.i686.rpm libtiff-devel-4.0.9-20.el8.x86_64.rpm libtiff-tools-debuginfo-4.0.9-20.el8.i686.rpm libtiff-tools-debuginfo-4.0.9-20.el8.x86_64.rpm
Red Hat Enterprise Linux CRB (v. 8):
aarch64: libtiff-debuginfo-4.0.9-20.el8.aarch64.rpm libtiff-debugsource-4.0.9-20.el8.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2021:4241-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4241
Issue date: 2021-11-09

Topic

An update for libtiff is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate buffer overflow Red Hat Enterprise Linux integer overflow libtiff memory allocation

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux CRB (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1932034 - CVE-2020-35521 libtiff: Memory allocation failure in tiff2rgba

1932037 - CVE-2020-35522 libtiff: Memory allocation failure in tiff2rgba

1932040 - CVE-2020-35523 libtiff: Integer overflow in tif_getimage.c

1932044 - CVE-2020-35524 libtiff: Heap-based buffer overflow in TIFF2PDF tool

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