The iconv program in the GNU C Library (aka glibc or libc6) 2.31 and earlier, when invoked with multiple suffixes in the destination encoding (TRANSLATE or IGNORE) along with the -c option, enters an infinite loop when processing invalid multi-byte input sequences, leading to a denial of service.
https://sourceware.org/bugzilla/show_bug.cgi?id=19519
http://openwall.com/lists/oss-security/2017/03/01/10
http://www.securityfocus.com/bid/96525
https://sourceware.org/bugzilla/show_bug.cgi?id=19519#c21
https://sourceware.org/bugzilla/show_bug.cgi?id=26224
https://security.gentoo.org/glsa/202101-20
https://lists.apache.org/thread.html/[email protected]%3Cdev.mina.apache.org%3E
Source: MITRE
Published: 2017-03-02
Updated: 2022-04-20
Type: CWE-20
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 5.9
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.2
Severity: MEDIUM