CVE-2020-29562
MEDIUMglibc 2.30-2.32 - Denial of Service via Iconv UCS4 Character Conversion
Title source: llmDescription
The iconv function in the GNU C Library (aka glibc or libc6) 2.30 to 2.32, when converting UCS4 text containing an irreversible character, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.
References (5)
Core 5
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://sourceware.org/bugzilla/show_bug.cgi?id=26923
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TVCUNLQ3HXGS4VPUQKWTJGRAW2KTFGXS/
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20210122-0004/
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202101-20
Mailing List mailing-list
x_refsource_mlist
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
Scores
CVSS v3
4.8
EPSS
0.0005
EPSS Percentile
16.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-617
Status
published
Products (3)
fedoraproject/fedora
32
gnu/glibc
2.30 - 2.32
netapp/e-series_santricity_os_controller
11.0.0 - 11.60.3
Published
Dec 04, 2020
Tracked Since
Feb 18, 2026