osv-2023-977
Vulnerability from osv_ossfuzz
Published
2023-10-07 13:00
Modified
2023-10-07 13:00
Summary
Heap-buffer-overflow in _dwarf_memcpy_noswap_bytes
Details
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=63024
Crash type: Heap-buffer-overflow READ 8
Crash state:
_dwarf_memcpy_noswap_bytes
fill_in_uni_arch_64
_dwarf_macho_setup
{
"affected": [
{
"ecosystem_specific": {
"severity": "MEDIUM"
},
"package": {
"ecosystem": "OSS-Fuzz",
"name": "libdwarf",
"purl": "pkg:generic/libdwarf"
},
"ranges": [
{
"events": [
{
"introduced": "e612fb75b2b75ff78f550aea7c659799432f5bb4"
},
{
"fixed": "3a658bd1dd7437948cecbf82bb9b24f5f6122a7d"
}
],
"repo": "https://github.com/davea42/libdwarf-code",
"type": "GIT"
}
],
"versions": []
}
],
"details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=63024\n\n```\nCrash type: Heap-buffer-overflow READ 8\nCrash state:\n_dwarf_memcpy_noswap_bytes\nfill_in_uni_arch_64\n_dwarf_macho_setup\n```\n",
"id": "OSV-2023-977",
"modified": "2023-10-07T13:00:43.405825Z",
"published": "2023-10-07T13:00:43.405502Z",
"references": [
{
"type": "REPORT",
"url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=63024"
}
],
"schema_version": "1.6.0",
"summary": "Heap-buffer-overflow in _dwarf_memcpy_noswap_bytes"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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