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glibc: buffer over-read in iconv when processing invalid multi-byte input sequences in the EUC-KR encoding

🗓️ 02 Feb 2021 12:12:02Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

The GNU C Library iconv over-reads on invalid EUC-KR input, causing segfaults and reduced availability.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppcglibc0:2.17-322.el7_9glibc-0:2.17-322.el7_9.ppc.rpm
Red Hat Enterprise Linux7ppc64glibc0:2.17-322.el7_9glibc-0:2.17-322.el7_9.ppc64.rpm
Red Hat Enterprise Linux7ppc64leglibc0:2.17-322.el7_9glibc-0:2.17-322.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7s390glibc0:2.17-322.el7_9glibc-0:2.17-322.el7_9.s390.rpm
Red Hat Enterprise Linux7s390xglibc0:2.17-322.el7_9glibc-0:2.17-322.el7_9.s390x.rpm
Red Hat Enterprise Linux7x86_64glibc0:2.17-322.el7_9glibc-0:2.17-322.el7_9.x86_64.rpm
Red Hat Enterprise Linux7anyglibc0:2.17-322.el7_9.i686glibc-0:2.17-322.el7_9.i686.noarch.rpm
Red Hat Enterprise Linux7ppc64glibc-common0:2.17-322.el7_9glibc-common-0:2.17-322.el7_9.ppc64.rpm
Red Hat Enterprise Linux7ppc64leglibc-common0:2.17-322.el7_9glibc-common-0:2.17-322.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7s390xglibc-common0:2.17-322.el7_9glibc-common-0:2.17-322.el7_9.s390x.rpm
Rows per page

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25 Jun 2026 10:57Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.15.9
CVSS 27.1
EPSS0.03538
SSVC
CWE-119
gnu c librarybuffer overreadiconv processingeuc-kr encodinginvalid multi bytesegmentation faultavailability impactunix
3