The iconv function in the GNU C Library (aka glibc or libc6) 2.32 and earlier, when processing invalid input sequences in the ISO-2022-JP-3 encoding, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3152-1 glibc security update
EUVD EUVD EUVD-2021-26657 The iconv function in the GNU C Library (aka glibc or libc6) 2.32 and earlier, when processing invalid input sequences in the ISO-2022-JP-3 encoding, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.
Ubuntu USN Ubuntu USN USN-5310-1 GNU C Library vulnerabilities
Ubuntu USN Ubuntu USN USN-5699-1 GNU C Library vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00097}

epss

{'score': 0.00093}


Mon, 09 Jun 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-06-09T15:18:04.653Z

Reserved: 2021-01-27T00:00:00.000Z

Link: CVE-2021-3326

cve-icon Vulnrichment

Updated: 2024-08-03T16:53:17.469Z

cve-icon NVD

Status : Modified

Published: 2021-01-27T20:15:14.020

Modified: 2025-06-09T16:15:32.670

Link: CVE-2021-3326

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-01-27T00:00:00Z

Links: CVE-2021-3326 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses