What’s Vulnerable › Vulnerabilities

CVE-2016-10714

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-27 · updated 2026-06-17
• Weakness: CWE-189

Description

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

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 17.10
• zsh: before 5.3 — fixed in 5.3

How to fix

Upgrade to a fixed version: zsh 5.3. Check the vendor advisory for mitigations.

References

• https://sourceforge.net/p/zsh/code/ci/a62e1640bcafbb82d86ea8d8ce057a83c4683d60
• https://usn.ubuntu.com/3593-1/
• https://sourceforge.net/p/zsh/code/ci/a62e1640bcafbb82d86ea8d8ce057a83c4683d60
• https://usn.ubuntu.com/3593-1/

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