In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution.

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Advisories
Source ID Title
Ubuntu USN Ubuntu USN USN-3534-1 GNU C Library vulnerabilities
Ubuntu USN Ubuntu USN USN-3536-1 GNU C Library vulnerability
Ubuntu USN Ubuntu USN USN-4768-1 musl vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.45557}

epss

{'score': 0.47736}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T12:33:48.490Z

Reserved: 2018-01-16T00:00:00

Link: CVE-2018-1000001

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-01-31T14:29:00.607

Modified: 2024-11-21T03:39:23.620

Link: CVE-2018-1000001

cve-icon Redhat

Severity : Important

Publid Date: 2018-01-11T00:00:00Z

Links: CVE-2018-1000001 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses