USN-3834-2: Perl vulnerabilities

  • USN-3834-2: Perl vulnerabilities

    Ubuntu Security Notices wrote:

    perl vulnerabilities

    A security issue affects these releases of Ubuntu and its derivatives:

    • Ubuntu 12.04 ESM

    Summary

    Several security issues were fixed in Perl.

    Software Description

    • perl - Practical Extraction and Report Language

    Details

    USN-3834-1 fixed a vulnerability in perl. This update provides the corresponding update for Ubuntu 12.04 ESM.

    Original advisory details:

    Jayakrishna Menon discovered that Perl incorrectly handled Perl_my_setenv. An attacker could use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2018-18311)

    Eiichi Tsukata discovered that Perl incorrectly handled certain regular expressions. An attacker could use this issue to cause Perl to crash, resulting in a denial of service. (CVE-2018-18313)

    Update instructions

    The problem can be corrected by updating your system to the following package versions:

    Ubuntu 12.04 ESM
    perl - 5.14.2-6ubuntu2.9

    To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

    In general, a standard system update will make all the necessary changes.

    References

    Source: usn.ubuntu.com/3834-2/