Ubuntu Security Notice USN-5366-2

==========================================================================Ubuntu Security Notice USN-5366-2April 27, 2022fribidi vulnerabilities==========================================================================A security issue affects these releases of Ubuntu and its derivatives:- Ubuntu 22.04 LTSSummary:Several security issues were fixed in fribidi.Software Description:- fribidi: Free Implementation of the Unicode BiDi algorithm (utility)Details:USN-5366-1 fixed several vulnerabilities in FriBidi. This update provides thecorresponding updates for Ubuntu 22.04 LTS.Original advisory details:It was discovered that FriBidi incorrectly handled processing of input stringsresulting in memory corruption. An attacker could use this issue to causeFriBidi to crash, resulting in a denial of service, or potentially executearbitrary code. (CVE-2022-25308)It was discovered that FriBidi incorrectly validated input data to its CapRTLunicode encoder, resulting in memory corruption. An attacker could use thisissue to cause FriBidi to crash, resulting in a denial of service, orpotentially execute arbitrary code. (CVE-2022-25309)It was discovered that FriBidi incorrectly handled empty input when removingmarks from unicode strings, resulting in a crash. An attacker could use thisto cause FriBidi to crash, resulting in a denial of service, or potentially executearbitrary code. (CVE-2022-25310)Update instructions:The problem can be corrected by updating your system to the followingpackage versions:Ubuntu 22.04 LTS:libfribidi-bin 1.0.8-2ubuntu3.1libfribidi-dev 1.0.8-2ubuntu3.1libfribidi0 1.0.8-2ubuntu3.1In general, a standard system update will make all the necessary changes.References:https://ubuntu.com/security/notices/USN-5366-2https://ubuntu.com/security/notices/USN-5366-1CVE-2022-25308, CVE-2022-25309, CVE-2022-25310Package Information:https://launchpad.net/ubuntu/+source/fribidi/1.0.8-2ubuntu3.1