Red Hat Security Advisory 2020-4469-01 - The Common UNIX Printing System provides a portable printing layer for Linux, UNIX, and similar operating systems. Issues addressed include a buffer overflow vulnerability.
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Ubuntu Security Notice 4340-1 - It was discovered that CUPS incorrectly handled certain language values. A local attacker could possibly use this issue to cause CUPS to crash, leading to a denial of service, or possibly obtain sensitive information. This issue only applied to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 19.10. Stephan Zeisberg discovered that CUPS incorrectly handled certain malformed ppd files. A local attacker could possibly use this issue to execute arbitrary code. Various other issues were also addressed.
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