CVE-2021-3326

moderate-risk
Published 2021-01-27

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.

Do I need to act?

-
0.17% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (11)

M12-1 Firmware
M12-2 Firmware
M12-2S Firmware

Affected Vendors

Debian Gnu Oracle Fujitsu Netapp

References (16)

Mailing List http://www.openwall.com/lists/oss-security/2021/01/28/2
Mailing List https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html
Third Party Advisory https://security.gentoo.org/glsa/202107-07
Third Party Advisory https://security.netapp.com/advisory/ntap-20210304-0007/
Issue Tracking https://sourceware.org/bugzilla/show_bug.cgi?id=27256
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=7d88c6142c6efc160c0ee5e4f...
Not Applicable https://www.oracle.com/security-alerts/cpuapr2022.html
Patch https://www.oracle.com/security-alerts/cpujan2022.html
Mailing List http://www.openwall.com/lists/oss-security/2021/01/28/2
Mailing List https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html
Third Party Advisory https://security.gentoo.org/glsa/202107-07
Third Party Advisory https://security.netapp.com/advisory/ntap-20210304-0007/
Issue Tracking https://sourceware.org/bugzilla/show_bug.cgi?id=27256
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=7d88c6142c6efc160c0ee5e4f...
Not Applicable https://www.oracle.com/security-alerts/cpuapr2022.html
Patch https://www.oracle.com/security-alerts/cpujan2022.html
43
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 1/34 · Minimal
Exposure 16/34 · Moderate