Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcrypkdecrypt.
{
"unresolved_ranges": [
{
"source": "AFFECTED_FIELD",
"extracted_events": [
{
"introduced": "1.8.8"
},
{
"fixed": "1.10.4"
},
{
"introduced": "1.11.0"
},
{
"fixed": "1.11.3"
},
{
"introduced": "1.12.0"
},
{
"fixed": "1.12.2"
}
]
},
{
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "1.8.8"
},
{
"fixed": "1.10.4"
},
{
"introduced": "1.11.0"
},
{
"fixed": "1.11.3"
},
{
"introduced": "1.12.0"
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{
"fixed": "1.12.2"
}
]
},
{
"source": "DESCRIPTION",
"extracted_events": [
{
"fixed": "1.12.2"
}
]
}
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41989.json",
"cna_assigner": "mitre",
"cwe_ids": [
"CWE-787"
]
}{
"source": "CPE_RANGE",
"extracted_events": [
{
"introduced": "1.8.8"
},
{
"fixed": "1.10.4"
},
{
"introduced": "1.11.0"
},
{
"fixed": "1.11.3"
},
{
"introduced": "1.12.0"
},
{
"fixed": "1.12.2"
}
],
"cpe": "cpe:2.3:a:gnupg:libgcrypt:*:*:*:*:*:*:*:*"
}