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Debian Security Advisory DSA-4058-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
December 08, 2017                     https://www.debian.org/security/faq
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Package        : optipng
CVE ID         : CVE-2017-16938 CVE-2017-1000229
Debian Bug     : 878839 882032

Two vulnerabilities were discovered in optipng, an advanced PNG
optimizer, which may result in denial of service or the execution of
arbitrary code if a malformed file is processed.

For the oldstable distribution (jessie), these problems have been fixed
in version 0.7.5-1+deb8u2.

For the stable distribution (stretch), these problems have been fixed in
version 0.7.6-1+deb9u1.

We recommend that you upgrade your optipng packages.

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

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
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