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Debian Security Advisory DSA-4561-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
November 08, 2019                     https://www.debian.org/security/faq
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Package        : fribidi
CVE ID         : CVE-2019-18397
Debian Bug     : 944327

Alex Murray discovered a stack-based buffer overflow vulnerability in
fribidi, an implementation of the Unicode Bidirectional Algorithm
algorithm, which could result in denial of service or potentially the
execution of arbitrary code, when processing a large number of unicode
isolate directional characters.

For the stable distribution (buster), this problem has been fixed in
version 1.0.5-3.1+deb10u1.

We recommend that you upgrade your fribidi packages.

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

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-4561-1: fribidi security update

November 7, 2019
Alex Murray discovered a stack-based buffer overflow vulnerability in fribidi, an implementation of the Unicode Bidirectional Algorithm algorithm, which could result in denial of s...

Summary

For the stable distribution (buster), this problem has been fixed in
version 1.0.5-3.1+deb10u1.

We recommend that you upgrade your fribidi packages.

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

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

Severity
Alex Murray discovered a stack-based buffer overflow vulnerability in
fribidi, an implementation of the Unicode Bidirectional Algorithm
algorithm, which could result in denial of service or potentially the
execution of arbitrary code, when processing a large number of unicode
isolate directional characters.

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