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Ubuntu Security Notice USN-4981-1

Posted Jun 4, 2021

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4981-1 - Joshua Rogers discovered that Squid incorrectly handled requests with the urn: scheme. A remote attacker could possibly use this issue to cause Squid to consume resources, leading to a denial of service. Joshua Rogers discovered that Squid incorrectly handled requests to the Cache Manager API. A remote attacker with access privileges could possibly use this issue to cause Squid to consume resources, leading to a denial of service. This issue was only addressed in Ubuntu 20.04 LTS, Ubuntu 20.10, and Ubuntu 21.04. Various other issues were also addressed.

tags | advisory, remote, denial of service

systems | linux, ubuntu

advisories | CVE-2021-28651, CVE-2021-28652, CVE-2021-28662, CVE-2021-31807, CVE-2021-31808, CVE-2021-33620

SHA-256 | 5f73be4fd8bb6e49cdf2fb128fc4a0c34429d328f98775c05ee84b4c5044d2b9

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