Unrated severityNVD Advisory· Published Apr 17, 2018· Updated Aug 5, 2024
CVE-2018-6798
CVE-2018-6798
Description
An issue was discovered in Perl 5.22 through 5.26. Matching a crafted locale dependent regular expression can cause a heap-based buffer over-read and potentially information disclosure.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
43- Range: 5.22 - 5.26
- osv-coords42 versionspkg:rpm/opensuse/perl&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/perl&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/perl&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/perl&distro=openSUSE%20Leap%20Micro%205.4pkg:rpm/suse/perl&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/perl&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/perl&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/perl&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/perl&distro=SUSE%20OpenStack%20Cloud%207
< 5.26.1-150300.17.17.1+ 41 more
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.18.2-12.14.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.18.2-12.11.1
- (no CPE)range: < 5.26.1-150000.7.18.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.10.0-64.81.10.1
- (no CPE)range: < 5.18.2-12.14.1
- (no CPE)range: < 5.18.2-12.14.1
- (no CPE)range: < 5.18.2-12.14.1
- (no CPE)range: < 5.18.2-12.11.1
- (no CPE)range: < 5.18.2-12.14.1
- (no CPE)range: < 5.26.1-150000.7.18.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.10.0-64.81.10.1
- (no CPE)range: < 5.18.2-12.14.1
- (no CPE)range: < 5.18.2-12.14.1
- (no CPE)range: < 5.18.2-12.11.1
- (no CPE)range: < 5.26.1-150000.7.18.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.10.0-64.81.10.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.26.1-150300.17.17.1
- (no CPE)range: < 5.18.2-12.14.1
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
7- access.redhat.com/errata/RHSA-2018:1192mitrevendor-advisoryx_refsource_REDHAT
- security.gentoo.org/glsa/201909-01mitrevendor-advisoryx_refsource_GENTOO
- usn.ubuntu.com/3625-1/mitrevendor-advisoryx_refsource_UBUNTU
- www.debian.org/security/2018/dsa-4172mitrevendor-advisoryx_refsource_DEBIAN
- www.securitytracker.com/id/1040681mitrevdb-entryx_refsource_SECTRACK
- rt.perl.org/Public/Bug/Display.htmlmitrex_refsource_CONFIRM
- www.oracle.com/security-alerts/cpujul2020.htmlmitrex_refsource_MISC
News mentions
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