Debian Security Advisory

DLA-2439-1 libexif -- LTS security update

Date Reported:
07 Nov 2020
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2020-0452.
More information:

In libexif/exif-entry.c, through libexif 0.6.21-2+deb9u4, compiler optimization could remove a buffer overflow check, making a buffer overflow possible with some EXIF tags.

For Debian 9 stretch, this problem has been fixed in version 0.6.21-2+deb9u5.

We recommend that you upgrade your libexif packages.

For the detailed security status of libexif please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: