Vulnerability · Published Jun 22, 2022 · Assigned by mitre
CVE-2022-33067
Medium 5.5
In plain English
A medium-severity security flaw in the lrzip package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.7%top 47.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Lrzip v0.651 was discovered to contain multiple invalid arithmetic shifts via the functions get_magic in lrzip.c and Predictor::init in libzpaq/libzpaq.cpp. These vulnerabilities allow attackers to cause a Denial of Service via unspecified vectors.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.23 | lrzip | 0.660-r0 | ALPINE-CVE-2022-33067 |
| Alpine:v3.24 | lrzip | 0.660-r0 | ALPINE-CVE-2022-33067 |
| Debian:12 | lrzip | no fix listed | DEBIAN-CVE-2022-33067 |
| Debian:13 | lrzip | no fix listed | DEBIAN-CVE-2022-33067 |
| Debian:14 | lrzip | no fix listed | DEBIAN-CVE-2022-33067 |
| Ubuntu:22.04:LTS | lrzip | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:24.04:LTS | lrzip | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:25.10 | lrzip | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:26.04:LTS | lrzip | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:26.10 | lrzip | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:22.04:LTS | zpaq | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:24.04:LTS | zpaq | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:25.10 | zpaq | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:26.04:LTS | zpaq | no fix listed | UBUNTU-CVE-2022-33067 |
| Ubuntu:26.10 | zpaq | no fix listed | UBUNTU-CVE-2022-33067 |
Affected products (as reported)
References
- https://github.com/ckolivas/lrzip/issues/224 x_refsource_MISC