CVE-2018-6381 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Zziplib

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer8 documents7 sources
Severity
6.5MEDIUMNVD
EPSS
0.3%
top 45.18%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Gdraheim ZziplibDebian ZziplibCanonical Ubuntu Linux
Timeline
PublishedJan 29
Latest updateMay 13

Description

In ZZIPlib 0.13.67, 0.13.66, 0.13.65, 0.13.64, 0.13.63, 0.13.62, 0.13.61, 0.13.60, 0.13.59, 0.13.58, 0.13.57 and 0.13.56 there is a segmentation fault caused by invalid memory access in the zzip_disk_fread function (zzip/mmapped.c) because the size variable is not validated against the amount of file->stored data.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/zziplib< zziplib 0.13.62-3.2 (bookworm)
▶Debiangdraheim/zziplib< 0.13.62-3.2+3
▶NVDgdraheim/zziplib0.13.67

Also affects: Ubuntu Linux 14.04, 16.04, 17.10, 18.04

🔴Vulnerability Details

2
GHSA
GHSA-pc5j-427r-h2x3: In ZZIPlib 0↗2022-05-13
▶
OSV
CVE-2018-6381: In ZZIPlib 0↗2018-01-29
▶

📋Vendor Advisories

3
Ubuntu
zziplib vulnerabilities↗2018-07-03
▶
Red Hat
zziplib: Invalid memory access in the zzip_disk_fread function in zzip/mmapped.c↗2018-01-29
▶
Debian
CVE-2018-6381: zziplib - In ZZIPlib 0.13.67, 0.13.66, 0.13.65, 0.13.64, 0.13.63, 0.13.62, 0.13.61, 0.13.6...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-6381 zziplib: Invalid memory access in the zzip_disk_fread function in zzip/mmapped.c [fedora-all]↗2018-01-30
▶
Bugzilla
CVE-2018-6381 zziplib: Invalid memory access in the zzip_disk_fread function in zzip/mmapped.c↗2018-01-30
▶