CVE-2018-1061

Advisory

Python before versions 2.7.15, 3.4.9, 3.5.6, 3.6.5 and 3.7.0 is vulnerable to catastrophic backtracking in the difflib.IS_LINE_JUNK method. An attacker could use this flaw to cause denial of service. See CVE-2018-1061.
https://bugs.python.org/issue32981

Affected package

Affected versions

Fixed versions

Vulnerability changelog

This vulnerability has no description

Resources

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1061
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061
• https://bugs.python.org/issue32981
• https://docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1
• https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1
• https://lists.debian.org/debian-lts-announce/2018/09/msg00031.html
• https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html
• https://www.debian.org/security/2018/dsa-4306
• https://www.debian.org/security/2018/dsa-4307
• https://access.redhat.com/errata/RHSA-2018:3041
• https://access.redhat.com/errata/RHSA-2018:3505
• https://usn.ubuntu.com/3817-1/
• http://www.securitytracker.com/id/1042001
• https://usn.ubuntu.com/3817-2/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/JSKPGPZQNTAULHW4UH63KGOOUIDE4RRB/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/AEZ5IQT7OF7Q2NCGIVABOWYGKO7YU3NJ/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/46PVWY5LFP4BRPG3BVQ5QEEFYBVEXHCK/
• https://access.redhat.com/errata/RHBA-2019:0327
• https://access.redhat.com/errata/RHSA-2019:1260
• https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us
• https://access.redhat.com/errata/RHSA-2019:3725
• http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html