Vulnerability · Published Oct 19, 2023 · Assigned by mitre
CVE-2023-46228
High 7.8
In plain English
A high-severity security flaw in the zchunk package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.3%top 79.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
zchunk before 1.3.2 has multiple integer overflows via malformed zchunk files to lib/comp/comp.c, lib/comp/zstd/zstd.c, lib/dl/multipart.c, or lib/header.c.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | zchunk | no fix listed | DEBIAN-CVE-2023-46228 |
| Debian:13 | zchunk | 1.3.2+ds1-1 | DEBIAN-CVE-2023-46228 |
| Debian:14 | zchunk | 1.3.2+ds1-1 | DEBIAN-CVE-2023-46228 |
| Ubuntu:22.04:LTS | zchunk | no fix listed | UBUNTU-CVE-2023-46228 |
| Ubuntu:24.04:LTS | zchunk | no fix listed | UBUNTU-CVE-2023-46228 |