Vulnerability · Published Jun 10, 2021 · Assigned by mitre
CVE-2020-25467
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 1.0% (higher than 62% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)1.0%top 38.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A null pointer dereference was discovered lzo_decompress_buf in stream.c in Irzip 0.621 which allows an attacker to cause a denial of service (DOS) via a crafted compressed file.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | lrzip | 0.640-r0 | ALPINE-CVE-2020-25467 |
| Alpine:v3.21 | lrzip | 0.640-r0 | ALPINE-CVE-2020-25467 |
| Alpine:v3.22 | lrzip | 0.640-r0 | ALPINE-CVE-2020-25467 |
| Alpine:v3.23 | lrzip | 0.640-r0 | ALPINE-CVE-2020-25467 |
| Alpine:v3.24 | lrzip | 0.640-r0 | ALPINE-CVE-2020-25467 |
| Debian:12 | lrzip | 0.640-1 | DEBIAN-CVE-2020-25467 |
| Debian:13 | lrzip | 0.640-1 | DEBIAN-CVE-2020-25467 |
| Debian:14 | lrzip | 0.640-1 | DEBIAN-CVE-2020-25467 |
| Ubuntu:22.04:LTS | lrzip | 0.651-2ubuntu0.22.04.1 | USN-5840-1 |
| Ubuntu:24.04:LTS | lrzip | no fix listed | UBUNTU-CVE-2020-25467 |
| Ubuntu:25.10 | lrzip | no fix listed | UBUNTU-CVE-2020-25467 |
| Ubuntu:26.04:LTS | lrzip | no fix listed | UBUNTU-CVE-2020-25467 |
| Ubuntu:26.10 | lrzip | no fix listed | UBUNTU-CVE-2020-25467 |
Affected products (as reported)
References
- https://bugs.launchpad.net/ubuntu/+source/lrzip/+bug/1893641 x_refsource_MISC
- https://github.com/ckolivas/lrzip/issues/163 x_refsource_MISC
- [debian-lts-announce] 20220413 [SECURITY] [DLA 2981-1] lrzip security update mailing-list, x_refsource_MLIST