libxmp through 4.7.4 contains an off-by-one stack out-of-bounds read vulnerability in the prowizard P61A depacker depack_p61a() in src/loaders/prowizard/p61a.c. Attackers can supply a crafted headerless P61A module with 31 samples and a 0xffe0 back-reference size word to leak stack memory into sample metadata or disrupt loading.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-125"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111131.json"
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "4.7.4"
},
{
"fixed": "4.7.4"
}
],
"source": [
"AFFECTED_FIELD",
"DESCRIPTION"
]
}