High
lrzip — security advisory
An issue was discovered in lrzip version 0.641. There is a use-after-free in ucompthread() in stream.c:1538.
- Products
- lrzip
- Affected versions
- 0.608-2, 0.616-1, 0.616-1ubuntu0.1~esm, 0.616-1ubuntu0.1~esm1, 0.616-1ubuntu0.1~esm2, 0.621-1, 0.621-1ubuntu0.1~esm1, 0.621-1ubuntu0.1~esm2, 0.631+git180528-1, 0.631+git180528-1+deb10u1build0.20.04.1, 0.631+git180528-1build1, 0.631-1, 0.631-1+deb9u1build0.18.04.1, 0.631-1+deb9u3build0.18.04.1, 0.631-1ubuntu0.1~esm1, 0.641-1, 0.651-2, 0.651-2ubuntu0.22.04.1, 0.651-2ubuntu1, 0.651-3, 0.651-3build1, 0.660-1
- Fixed versions
- Not specified
- CVEs
- CVE-2021-33453
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:59 UTC · Revision 1
Source evidence
An issue was discovered in lrzip version 0.641. There is a use-after-free in ucompthread() in stream.c:1538.
osv:UBUNTU-CVE-2021-33453
lrzip
Fixed versions: Not specified
lrzip
Fixed versions: Not specified
lrzip
Fixed versions: Not specified
lrzip
Fixed versions: Not specified
lrzip
Fixed versions: Not specified
lrzip
Fixed versions: Not specified
lrzip
Fixed versions: Not specified
lrzip
Fixed versions: Not specified
lrzip
Fixed versions: Not specified
Complete source record
{
"id": "72c79ff18cac782268418433928e756f6a535056cdf16afca16e2cf4082f994c",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-33453",
"method": "structured",
"payload": {
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"modified": "2026-10-17T12:56:19.939814310Z",
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"https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d",
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"source_id": "core-osv",
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"published_at": "2022-07-26T13:15:00+00:00"
}