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Debian Security Advisory DSA-5171-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
June 27, 2022                         https://www.debian.org/security/faq
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Package        : squid
CVE ID         : CVE-2021-28116 CVE-2021-46784

Multiple security issues were discovered in the Squid proxy caching
server:

CVE-2021-28116

    Amos Jeffries discovered an information leak if WCCPv2 is enabled

CVE-2021-46784

    Joshua Rogers discovered that an error in parsing Gopher server
    responses may result in denial of service


For the oldstable distribution (buster), these problems have been fixed
in version 4.6-1+deb10u7.

For the stable distribution (bullseye), these problems have been fixed in
version 4.13-10+deb11u1.

We recommend that you upgrade your squid packages.

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

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