- -------------------------------------------------------------------------
Debian Security Advisory DSA-4907-1                   security@debian.org
https://www.debian.org/security/                       Sebastien Delafond
April 29, 2021                        https://www.debian.org/security/faq
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Package        : composer
CVE ID         : CVE-2021-29472

It was discovered that composer, a dependency manager for PHP, did not
properly sanitize Mercurial URLs, which could lead to arbitrary code
execution.

For the stable distribution (buster), this problem has been fixed in
version 1.8.4-1+deb10u1.

We recommend that you upgrade your composer packages.

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

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-4907-1: composer security update

April 29, 2021
It was discovered that composer, a dependency manager for PHP, did not properly sanitize Mercurial URLs, which could lead to arbitrary code execution

Summary

For the stable distribution (buster), this problem has been fixed in
version 1.8.4-1+deb10u1.

We recommend that you upgrade your composer packages.

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

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
It was discovered that composer, a dependency manager for PHP, did not
properly sanitize Mercurial URLs, which could lead to arbitrary code
execution.

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