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Debian Security Advisory DSA-4871-1                   [email protected]
https://www.debian.org/security/                     Salvatore Bonaccorso
March 16, 2021                        https://www.debian.org/security/faq
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Package        : tor
CVE ID         : CVE-2021-28089 CVE-2021-28090

Two vulnerabilities were discovered in Tor, a connection-based
low-latency anonymous communication system, which could lead to
excessive CPU usage or cause a directory authority to crash.

For the stable distribution (buster), these problems have been fixed in

We recommend that you upgrade your tor packages.

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

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: [email protected]