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Red Hat 8.1: RHSA-2020:5395-01 Important: libexif Integer Overflow

red hat
Calendar Grey December 14, 2020
Dist Redhat Esm H88
Red Hat issues critical security patch for libexif to fix integer overflow vulnerabilities. Instructions for mitigation provided.
An update for libexif is now available for Red Hat Enterprise Linux 8.1 Extended Update Support

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

Summary

The libexif packages provide a library for extracting extra information from image files.
Security Fix(es):
* libexif: out of bounds write due to an integer overflow in exif-entry.c (CVE-2020-0452)
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.

Topics%20covered

Topics Covered

security advisory security update Red Hat red hat software patch security fix patch important integer overflow out of bounds libexif

References

https://access.redhat.com/security/cve/CVE-2020-0452 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream EUS (v. 8.1):
Source: libexif-0.6.21-18.el8_1.src.rpm
aarch64: libexif-0.6.21-18.el8_1.aarch64.rpm libexif-debuginfo-0.6.21-18.el8_1.aarch64.rpm libexif-debugsource-0.6.21-18.el8_1.aarch64.rpm
ppc64le: libexif-0.6.21-18.el8_1.ppc64le.rpm libexif-debuginfo-0.6.21-18.el8_1.ppc64le.rpm libexif-debugsource-0.6.21-18.el8_1.ppc64le.rpm
s390x: libexif-0.6.21-18.el8_1.s390x.rpm libexif-debuginfo-0.6.21-18.el8_1.s390x.rpm libexif-debugsource-0.6.21-18.el8_1.s390x.rpm
x86_64: libexif-0.6.21-18.el8_1.i686.rpm libexif-0.6.21-18.el8_1.x86_64.rpm libexif-debuginfo-0.6.21-18.el8_1.i686.rpm libexif-debuginfo-0.6.21-18.el8_1.x86_64.rpm libexif-debugsource-0.6.21-18.el8_1.i686.rpm libexif-debugsource-0.6.21-18.el8_1.x86_64.rpm
Red Hat CodeReady Linux Builder EUS (v. 8.1):
aarch64: libexif-debuginfo-0.6.21-18.el8_1.aarch64.rpm libexif-debugsource-0.6.21-18.el8_1.aarch64.rpm libexif-devel-0.6.21-18.el8_1.aarch64.rpm
ppc64le: libexif-debuginfo-0.6.21-18.el8_1.ppc64le.rpm libexif-debugsource-0.6.21-18.el8_1.ppc64le.rpm libexif-devel-0.6.21-18.el8_1.ppc64le.rpm
s390x: libexif-debuginfo-0.6.21-18.el8_1.s390x.rpm libexif-debugsource-0.6.21-18.el8_1.s390x.rpm libexif-devel-0.6.21-18.el8_1.s390x.rpm
x86_64: libexif-debuginfo-0.6.21-18.el8_1.i686.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:5395-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:5395
Issue date: 2020-12-14

Topic

An update for libexif is now available for Red Hat Enterprise Linux 8.1Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update Red Hat red hat software patch security fix patch important integer overflow out of bounds libexif

Relevant Releases Architectures

Red Hat CodeReady Linux Builder EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1902004 - CVE-2020-0452 libexif: out of bounds write due to an integer overflow in exif-entry.c

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