High
upx-ucl — security advisory
A heap buffer overflow read was discovered in upx 4.0.0, because the check in p_lx_elf.cpp is not perfect.
- Products
- upx-ucl
- Affected versions
- 3.91-1, 3.94-2, 3.94-3, 3.94-4, 3.95-2, 3.95-2build1, 3.96-2, 3.96-3, 4.2.2-3, 4.2.4-1, 4.2.4-1.1, 4.2.4-1.1build1
- Fixed versions
- Not specified
- CVEs
- CVE-2020-24119
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:37 UTC · Revision 1
Source evidence
A heap buffer overflow read was discovered in upx 4.0.0, because the check in p_lx_elf.cpp is not perfect.
osv:UBUNTU-CVE-2020-24119
upx-ucl
Fixed versions: Not specified
upx-ucl
Fixed versions: Not specified
upx-ucl
Fixed versions: Not specified
upx-ucl
Fixed versions: Not specified
upx-ucl
Fixed versions: Not specified
upx-ucl
Fixed versions: Not specified
upx-ucl
Fixed versions: Not specified
upx-ucl
Fixed versions: Not specified
Complete source record
{
"id": "4a86439a0a9d6618a79e8e9848f7087a471f9a2d9fc0a7242a43e95bfb5c950d",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2020-24119",
"method": "structured",
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"modified": "2026-10-17T12:55:51.854908068Z",
"provider": "osv",
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"references": [
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"https://github.com/upx/upx/issues/388",
"https://github.com/upx/upx/commit/87b73e5cfdc12da94c251b2cd83bb01c7d9f616c",
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"source_id": "core-osv",
"document_id": 354178,
"published_at": "2021-05-14T21:15:00+00:00"
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