CVE-2021-3326 Information

Description

The iconv function in the GNU C Library (aka glibc or libc6) 2.32 and earlier when processing invalid input sequences in the ISO-2022-JP-3 encoding fails an assertion in the code path and aborts the program potentially resulting in a denial of service.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://sourceware.org/git/?p=glibc.git;a=commit;h=7d88c6142c6efc160c0ee5e4f85cde382c072888 https://sourceware.org/bugzilla/show_bug.cgi?id=27256 http://www.openwall.com/lists/oss-security/2021/01/28/2 https://security.netapp.com/advisory/ntap-20210304-0007/ https://security.gentoo.org/glsa/202107-07 https://www.oracle.com/security-alerts/cpujan2022.html https://www.oracle.com/security-alerts/cpuapr2022.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5