CVE-2014-10071 — Improper Restriction of Operations within the Bounds of a Memory Buffer in ZSH

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-120 — Classic Buffer OverflowCWE-121 — Stack-based Buffer Overflow8 documents7 sources
Severity
9.8CRITICALNVD
OSV7.8
EPSS
0.5%
top 34.92%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
ZSHDebian ZSHCanonical Ubuntu Linux
Timeline
PublishedFeb 27
Latest updateMay 14

Description

In exec.c in zsh before 5.0.7, there is a buffer overflow for very long fds in the ">& fd" syntax.

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< 5.0.7
▶debiandebian/zsh< zsh 5.0.7-3 (bookworm)
▶Debianzsh/zsh< 5.0.7-3+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-fw6p-93fm-p636: In exec↗2022-05-14
▶
OSV
zsh vulnerabilities↗2018-03-08
▶
OSV
CVE-2014-10071: In exec↗2018-02-27
▶

📋Vendor Advisories

3
Ubuntu
Zsh vulnerabilities↗2018-03-08
▶
Red Hat
zsh: buffer overflow for very long fds in >& fd syntax↗2014-10-06
▶
Debian
CVE-2014-10071: zsh - In exec.c in zsh before 5.0.7, there is a buffer overflow for very long fds in t...↗2014
▶

💬Community

1
Bugzilla
CVE-2014-10071 zsh: buffer overflow for very long fds in >& fd syntax↗2018-02-27
▶