Description
iconvdata/ibm930.c in GNU C Library (aka glibc) before 2.16 allows context-dependent attackers to cause a denial of service (out-of-bounds read) via a multibyte character value of "0xffff" to the iconv function when converting IBM930 encoded data to UTF-8.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | glibc | 2.17-1 | — |
| Debian 13 | glibc | 2.17-1 | — |
| Debian 12 | glibc | 2.17-1 | — |
| Debian 7 | eglibc | 2.13-38+deb7u7 | DSA-3142-1 |
| Debian 6.0 | eglibc | 2.11.3-4+deb6u2 | DLA-97-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | eglibc | 2.19-0ubuntu6.4 | USN-2432-1 |
Advisories 3
- USN-2432-1 eglibc, glibc vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-3142-1 eglibc - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-97-1 eglibc - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- 69472 vdb-entry
- USN-2432-1 vendor-advisory
- MDVSA-2014:175 vendor-advisory
- [oss-security] 20140829 CVE request: glibc character set conversion from IBM code pages mailing-list
- GLSA-201503-04 vendor-advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=14134
- [oss-security] 20140902 Re: CVE request: glibc character set conversion from IBM code pages mailing-list
- https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=6e230d11837f3ae7b375ea69d7905f0d18eb79e5
- DSA-3142 vendor-advisory