The iconv feature in the GNU C Library (aka glibc or libc6) through 2.32, when processing invalid multi-byte input sequences in the EUC-KR encoding, may have a buffer over-read.
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Score 5.9 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 5.9; sources differ by 0.0.
The iconv feature in the GNU C Library (aka glibc or libc6) through 2.32, when processing invalid multi-byte input sequences in the EUC-KR encoding, may have a buffer over-read.
January 4, 2021
June 9, 2025
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | locales (2.34-0ubuntu3.2) @ impish | 2026-05-26 | ubuntu |
| ubuntu | locales (2.23-0ubuntu11.3+esm3) @ xenial | 2026-05-26 | ubuntu |
| redhat | glibc-0:2.28-151.el8 | 2021-05-18 | redhat |
| redhat | openshiftdo/odo-init-image-rhel7:1.1.3-2 | 2021-03-22 | redhat |
| redhat | glibc-0:2.17-322.el7_9 | 2021-02-02 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
The iconv feature in the GNU C Library (aka glibc or libc6) through 2.32 when processing invalid multi-byte input sequences in the EUC-KR encoding may have a buffer over-read.
RHSA-2021:0348 — Moderate
RHSA-2021:0949 — Moderate
RHSA-2021:1585 — Moderate
GNU C Library vulnerabilities
GNU C Library vulnerabilities
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