Critical
Security advisory
Perl before 5.26.3 and 5.28.x before 5.28.1 has a buffer overflow via a crafted regular expression that triggers invalid write operations.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-18311
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:26 UTC · Revision 1
Source evidence
Perl before 5.26.3 and 5.28.x before 5.28.1 has a buffer overflow via a crafted regular expression that triggers invalid write operations.
osv:CVE-2018-18311
Complete source record
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"url": "https://osv.dev/vulnerability/CVE-2018-18311",
"method": "structured",
"payload": {
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"title": "CVE-2018-18311",
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"provider": "osv",
"references": [
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"https://www.oracle.com/security-alerts/cpuapr2020.html",
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"https://kc.mcafee.com/corporate/index?page=content&id=SB10278",
"https://lists.debian.org/debian-lts-announce/2018/11/msg00039.html",
"https://metacpan.org/changes/release/SHAY/perl-5.26.3",
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"https://seclists.org/bugtraq/2019/Mar/42",
"https://security.gentoo.org/glsa/201909-01",
"https://security.netapp.com/advisory/ntap-20190221-0003/",
"https://support.apple.com/kb/HT209600",
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"https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html",
"https://rt.perl.org/Ticket/Display.html?id=133204",
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"source_id": "core-osv",
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"published_at": "2018-12-07T21:29:00.407+00:00"
}