osv-2020-238
Vulnerability from osv_ossfuzz
Published
2020-06-26 00:00
Modified
2022-04-13 03:04
Summary
Heap-use-after-free in copy_string
Details
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19990
Crash type: Heap-use-after-free READ 1
Crash state:
copy_string
do_uncompress_block
process_block
{
"affected": [
{
"ecosystem_specific": {
"severity": "HIGH"
},
"package": {
"ecosystem": "OSS-Fuzz",
"name": "libarchive"
},
"ranges": [
{
"events": [
{
"introduced": "47bb8187d3ef2d49ee8c7841cb2872b3cfa1f6f7"
},
{
"fixed": "94821008d6eea81e315c5881cdf739202961040a"
}
],
"repo": "https://github.com/libarchive/libarchive.git",
"type": "GIT"
}
],
"versions": [
"v3.4.1"
]
}
],
"details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19990\n\n```\nCrash type: Heap-use-after-free READ 1\nCrash state:\ncopy_string\ndo_uncompress_block\nprocess_block\n```\n",
"id": "OSV-2020-238",
"modified": "2022-04-13T03:04:41.168121Z",
"published": "2020-06-26T00:00:08.394661Z",
"references": [
{
"type": "REPORT",
"url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19990"
}
],
"summary": "Heap-use-after-free in copy_string"
}
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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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