Headline
Ubuntu Security Notice USN-5405-1
Ubuntu Security Notice 5405-1 - It was discovered that jbig2dec incorrectly handled memory when parsing invalid files. An attacker could use this issue to cause jbig2dec to crash, leading to a denial of service. It was discovered that jbig2dec incorrectly handled memory when processing untrusted input. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code.
==========================================================================Ubuntu Security Notice USN-5405-1May 05, 2022jbig2dec vulnerabilities==========================================================================A security issue affects these releases of Ubuntu and its derivatives:- Ubuntu 16.04 ESMSummary:Several security issues were fixed in jbig2dec.Software Description:- jbig2dec: JBIG2 decoder libraryDetails:It was discovered that jbig2dec incorrectly handled memory when parsinginvalid files. An attacker could use this issue to cause jbig2dec to crash, leading to a denial of service. (CVE-2017-9216)It was discovered that jbig2dec incorrectly handled memory when processing untrusted input. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2020-12268)Update instructions:The problem can be corrected by updating your system to the followingpackage versions:Ubuntu 16.04 ESM: jbig2dec 0.12+20150918-1ubuntu0.1+esm2 libjbig2dec0 0.12+20150918-1ubuntu0.1+esm2In general, a standard system update will make all the necessary changes.References: https://ubuntu.com/security/notices/USN-5405-1 CVE-2017-9216, CVE-2020-12268