HighFix available
perl — security advisory
Perl before 5.30.3 has an integer overflow related to mishandling of a "PL_regkind[OP(n)] == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection.
- Products
- perl
- Affected versions
- Not specified
- Fixed versions
- 5.26.3-r1, 5.28.3-r0, 5.30.3-r0
- CVEs
- CVE-2020-10878
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:00 UTC · Revision 1
Source evidence
Perl before 5.30.3 has an integer overflow related to mishandling of a "PL_regkind[OP(n)] == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection.
osv:ALPINE-CVE-2020-10878
perl
Fixed versions: 5.28.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.30.3-r0
perl
Fixed versions: 5.26.3-r1
Complete source record
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"modified": "2026-10-26T11:17:55.097952812Z",
"provider": "osv",
"upstream": [
"CVE-2020-10878"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2020-10878"
]
},
"related_cves": [
{
"value": "CVE-2020-10878",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450341,
"published_at": "2020-06-05T14:15:10.527+00:00"
}