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Red Hat Enterprise Linux 8: RHSA-2019-3419 Moderate libtiff Buffer Overflow

red hat
Calendar Grey November 5, 2019
Dist Redhat Esm H88
A recent security notice from Red Hat highlights a relevant update for libtiff, which concerns a moderate-level buffer overflow vulnerability that impacts its user base.
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 impact of Moderate

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: Heap-based buffer overflow in the cpSeparateBufToContigBuf function resulting in a denial of service or possibly code execution (CVE-2018-12900)
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 8.1 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory denial of service Red Hat buffer overflow moderate impact libtiff

References

https://access.redhat.com/security/cve/CVE-2018-12900 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.1_release_notes/

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: libtiff-4.0.9-15.el8.src.rpm
aarch64: libtiff-4.0.9-15.el8.aarch64.rpm libtiff-debuginfo-4.0.9-15.el8.aarch64.rpm libtiff-debugsource-4.0.9-15.el8.aarch64.rpm libtiff-devel-4.0.9-15.el8.aarch64.rpm libtiff-tools-debuginfo-4.0.9-15.el8.aarch64.rpm
ppc64le: libtiff-4.0.9-15.el8.ppc64le.rpm libtiff-debuginfo-4.0.9-15.el8.ppc64le.rpm libtiff-debugsource-4.0.9-15.el8.ppc64le.rpm libtiff-devel-4.0.9-15.el8.ppc64le.rpm libtiff-tools-debuginfo-4.0.9-15.el8.ppc64le.rpm
s390x: libtiff-4.0.9-15.el8.s390x.rpm libtiff-debuginfo-4.0.9-15.el8.s390x.rpm libtiff-debugsource-4.0.9-15.el8.s390x.rpm libtiff-devel-4.0.9-15.el8.s390x.rpm libtiff-tools-debuginfo-4.0.9-15.el8.s390x.rpm
x86_64: libtiff-4.0.9-15.el8.i686.rpm libtiff-4.0.9-15.el8.x86_64.rpm libtiff-debuginfo-4.0.9-15.el8.i686.rpm libtiff-debuginfo-4.0.9-15.el8.x86_64.rpm libtiff-debugsource-4.0.9-15.el8.i686.rpm libtiff-debugsource-4.0.9-15.el8.x86_64.rpm libtiff-devel-4.0.9-15.el8.i686.rpm libtiff-devel-4.0.9-15.el8.x86_64.rpm libtiff-tools-debuginfo-4.0.9-15.el8.i686.rpm libtiff-tools-debuginfo-4.0.9-15.el8.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
aarch64: libtiff-debuginfo-4.0.9-15.el8.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2019:3419-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:3419
Issue date: 2019-11-05

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 impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory denial of service Red Hat buffer overflow moderate impact libtiff

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64

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

Bugs Fixed

1595575 - CVE-2018-12900 libtiff: Heap-based buffer overflow in the cpSeparateBufToContigBuf function resulting in a denial of service or possibly code execution

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