[USN-5405-1] jbig2dec vulnerabilities
Ian Constantin
ian.constantin at canonical.com
Thu May 5 23:18:46 UTC 2022
==========================================================================
Ubuntu Security Notice USN-5405-1
May 05, 2022
jbig2dec vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 ESM
Summary:
Several security issues were fixed in jbig2dec.
Software Description:
- jbig2dec: JBIG2 decoder library
Details:
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. (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 following
package versions:
Ubuntu 16.04 ESM:
jbig2dec 0.12+20150918-1ubuntu0.1+esm2
libjbig2dec0 0.12+20150918-1ubuntu0.1+esm2
In 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
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