Description
python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
[UNKNOWN] python
python 2.7.15affectedpython 3.4.9affectedpython 3.5.6affectedpython 3.7.0affected
References
- https://www.debian.org/security/2018/dsa-4306 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061 ↗
- http://www.securitytracker.com/id/1042001 ↗
- https://lists.debian.org/debian-lts-announce/2018/09/msg00031.html ↗
- https://bugs.python.org/issue32981 ↗
- https://usn.ubuntu.com/3817-2/ ↗
- 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://access.redhat.com/errata/RHSA-2018:3505 ↗
- https://access.redhat.com/errata/RHSA-2018:3041 ↗
- https://www.debian.org/security/2018/dsa-4307 ↗
- https://usn.ubuntu.com/3817-1/ ↗
- https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JSKPGPZQNTAULHW4UH63KGOOUIDE4RRB/ ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AEZ5IQT7OF7Q2NCGIVABOWYGKO7YU3NJ/ ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/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 ↗