What’s Vulnerable › Vulnerabilities

CVE-2017-15804

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-10-22 · updated 2026-06-17
• Weakness: CWE-119

Description

The glob function in glob.c in the GNU C Library (aka glibc or libc6) before 2.27 contains a buffer overflow during unescaping of user names with the ~ operator.

Affected products

• GNU C Library (glibc): through 2.26

References

• http://www.securityfocus.com/bid/101535
• https://access.redhat.com/errata/RHSA-2018:0805
• https://access.redhat.com/errata/RHSA-2018:1879
• https://sourceware.org/bugzilla/show_bug.cgi?id=22332
• https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commit%3Bh=a159b53fa059947cc2548e3b0d5bdcf7b9630ba8
• http://www.securityfocus.com/bid/101535
• https://access.redhat.com/errata/RHSA-2018:0805
• https://access.redhat.com/errata/RHSA-2018:1879
• https://sourceware.org/bugzilla/show_bug.cgi?id=22332
• https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commit%3Bh=a159b53fa059947cc2548e3b0d5bdcf7b9630ba8

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