Description
The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
The GNU C Library glibc
Default version status: unaffected
2.1.93 to < 2.40affected
References
- https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0004 ↗
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P3I4KYS6EU6S7QZ47WFNTPVAHFIUQNEL/ ↗
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YAMJQI3Y6BHWV3CUTYBXOZONCUJNOB2Z/ ↗
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BTJFBGHDYG5PEIFD5WSSSKSFZ2AZWC5N/ ↗
- http://www.openwall.com/lists/oss-security/2024/04/24/2 ↗
- http://www.openwall.com/lists/oss-security/2024/04/17/9 ↗
- http://www.openwall.com/lists/oss-security/2024/04/18/4 ↗
- https://lists.debian.org/debian-lts-announce/2024/05/msg00001.html ↗
- http://www.openwall.com/lists/oss-security/2024/05/27/2 ↗
- http://www.openwall.com/lists/oss-security/2024/05/27/6 ↗
- http://www.openwall.com/lists/oss-security/2024/05/27/1 ↗
- http://www.openwall.com/lists/oss-security/2024/05/27/4 ↗
- http://www.openwall.com/lists/oss-security/2024/05/27/5 ↗
- http://www.openwall.com/lists/oss-security/2024/05/27/3 ↗
- https://security.netapp.com/advisory/ntap-20240531-0002/ ↗
- http://www.openwall.com/lists/oss-security/2024/07/22/5 ↗
- https://www.ambionics.io/blog/iconv-cve-2024-2961-p1 ↗
- https://www.ambionics.io/blog/iconv-cve-2024-2961-p2 ↗
- https://www.ambionics.io/blog/iconv-cve-2024-2961-p3 ↗
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html ↗