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OpenAdvisories
High RHSA-2021:5226 1 CVE

Red Hat Security Advisory: openssl security update

Published Sep 29, 2024 · Updated Sep 21, 2026

Ecosystem: Red Hat

Fixed packages 7

ReleasePackageFixed in
Red Hat · RHEL 8 enterprise_linux:8::baseos openssl 1:1.1.1k-5.el8_5
Red Hat · RHEL 8 enterprise_linux:8::baseos openssl-debuginfo 1:1.1.1k-5.el8_5
Red Hat · RHEL 8 enterprise_linux:8::baseos openssl-debugsource 1:1.1.1k-5.el8_5
Red Hat · RHEL 8 enterprise_linux:8::baseos openssl-devel 1:1.1.1k-5.el8_5
Red Hat · RHEL 8 enterprise_linux:8::baseos openssl-libs 1:1.1.1k-5.el8_5
Red Hat · RHEL 8 enterprise_linux:8::baseos openssl-libs-debuginfo 1:1.1.1k-5.el8_5
Red Hat · RHEL 8 enterprise_linux:8::baseos openssl-perl 1:1.1.1k-5.el8_5

Vulnerabilities 1

  • High 7.4
    CVE-2021-3712 Public exploit EPSS 48%

    Read buffer overruns processing ASN.1 strings

    ASN.1 strings are represented internally within OpenSSL as an ASN1_STRING structure which contains a buffer holding the string data and a field holding the buffer length. This contrasts with normal C strings which are repesented as a buffer for the string dat…

    OpenSSL OpenSSL openssl openssl Debian Ubuntu Azure Linux Alpine crates.io

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1995634
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_5226.json
  • report
    https://access.redhat.com/security/cve/CVE-2021-3712
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2021-3712
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2021-3712
  • article
    https://www.openssl.org/news/secadv/20210824.txt