What’s Vulnerable › Vulnerabilities

CVE-2017-15101

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-27 · updated 2026-06-17
• Weakness: CWE-121

Description

A missing patch for a stack-based buffer overflow in findTable() was found in Red Hat version of liblouis before 2.5.4. An attacker could cause a denial of service condition or potentially even arbitrary code execution.

Affected products

• liblouis: before 2.5.4 — fixed in 2.5.4
• RedHat Enterprise Linux Desktop: 7.0
• RedHat Enterprise Linux Server: 7.0
• RedHat Enterprise Linux Server Aus: 7.4
• RedHat Enterprise Linux Server Eus: 7.4, 7.5
• RedHat Enterprise Linux Workstation: 7.0

How to fix

Upgrade to a fixed version: liblouis 2.5.4. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2017:3384
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15101
• https://access.redhat.com/errata/RHSA-2017:3384
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15101

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