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Debian Security Advisory DSA-4786-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
November 08, 2020                     https://www.debian.org/security/faq
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Package        : libexif
CVE ID         : CVE-2020-0452

It was discovered that a boundary check in libexif, a library to parse
EXIF files, could be optimised away by the compiler, resulting in
a potential buffer overflow.

For the stable distribution (buster), this problem has been fixed in
version 0.6.21-5.1+deb10u5.

We recommend that you upgrade your libexif packages.

For the detailed security status of libexif please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/libexif

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org

Debian: DSA-4786-1: libexif security update

November 8, 2020
It was discovered that a boundary check in libexif, a library to parse EXIF files, could be optimised away by the compiler, resulting in a potential buffer overflow

Summary

It was discovered that a boundary check in libexif, a library to parse
EXIF files, could be optimised away by the compiler, resulting in
a potential buffer overflow.

For the stable distribution (buster), this problem has been fixed in
version 0.6.21-5.1+deb10u5.

We recommend that you upgrade your libexif packages.

For the detailed security status of libexif please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/libexif

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
Package : libexif
CVE ID : CVE-2020-0452

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