vulnerability
Red Hat: CVE-2017-12132: Moderate: glibc security, bug fix, and enhancement update (RHSA-2018:0805)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Aug 1, 2017 | Apr 11, 2018 | Jul 9, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Aug 1, 2017
Added
Apr 11, 2018
Modified
Jul 9, 2025
Description
The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.
Solutions
no-fix-redhat-rpm-packageredhat-upgrade-glibcredhat-upgrade-glibc-commonredhat-upgrade-glibc-debuginforedhat-upgrade-glibc-debuginfo-commonredhat-upgrade-glibc-develredhat-upgrade-glibc-headersredhat-upgrade-glibc-staticredhat-upgrade-glibc-utilsredhat-upgrade-nscd
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