CVE-2016-10714 — Incorrect Calculation of Buffer Size in ZSH

CWE-189CWE-131 — Incorrect Calculation of Buffer Size8 documents7 sources
Severity
9.8CRITICALNVD
OSV7.8
EPSS
0.4%
top 39.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
ZSHDebian ZSHCanonical Ubuntu Linux
Timeline
PublishedFeb 27
Latest updateMay 14

Description

In zsh before 5.3, an off-by-one error resulted in undersized buffers that were intended to support PATH_MAX characters.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶NVDzsh/zsh< 5.3
▶debiandebian/zsh< zsh 5.3-1 (bookworm)
▶Debianzsh/zsh< 5.3-1+3
▶Ubuntuzsh/zsh< 5.0.2-3ubuntu6.1+1

Also affects: Ubuntu Linux 14.04, 16.04, 17.10

Patches

Patch: sourceforge.net ↗Patch: sourceforge.net ↗

🔴Vulnerability Details

3
GHSA
GHSA-86jf-f87h-wc84: In zsh before 5↗2022-05-14
▶
OSV
zsh vulnerabilities↗2018-03-08
▶
OSV
CVE-2016-10714: In zsh before 5↗2018-02-27
▶

📋Vendor Advisories

3
Ubuntu
Zsh vulnerabilities↗2018-03-08
▶
Red Hat
zsh: Off-by-one error results in undersized buffers↗2016-11-17
▶
Debian
CVE-2016-10714: zsh - In zsh before 5.3, an off-by-one error resulted in undersized buffers that were ...↗2016
▶

💬Community

1
Bugzilla
CVE-2016-10714 zsh: Off-by-one error results in undersized buffers↗2018-03-05
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