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OpenAdvisories
High RHSA-2026:47096 1 CVE

Red Hat Security Advisory: compat-openssl10 security update

Published Jul 29, 2026 · Updated Oct 20, 2026

Ecosystem: Red Hat

Fixed packages 6

ReleasePackageFixed in
Red Hat · RHEL 8.4 AUS rhel_aus:8.4::appstream compat-openssl10 1:1.0.2o-3.el8_4.1
Red Hat · RHEL 8.4 AUS rhel_aus:8.4::appstream compat-openssl10-debuginfo 1:1.0.2o-3.el8_4.1
Red Hat · RHEL 8.4 AUS rhel_aus:8.4::appstream compat-openssl10-debugsource 1:1.0.2o-3.el8_4.1
Red Hat · RHEL 8.4 EUS Long Life rhel_eus_long_life:8.4::appstream compat-openssl10 1:1.0.2o-3.el8_4.1
Red Hat · RHEL 8.4 EUS Long Life rhel_eus_long_life:8.4::appstream compat-openssl10-debuginfo 1:1.0.2o-3.el8_4.1
Red Hat · RHEL 8.4 EUS Long Life rhel_eus_long_life:8.4::appstream compat-openssl10-debugsource 1:1.0.2o-3.el8_4.1

Vulnerabilities 1

  • High 7.5
    CVE-2026-28390

    Possible NULL Dereference When Processing CMS KeyTransportRecipientInfo

    Issue summary: During processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptograph…

    OpenSSL OpenSSL openssl nodejs Debian Ubuntu Azure Linux Alpine Wolfi

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2456314
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_47096.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-28390
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-28390
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-28390
  • article
    https://github.com/openssl/openssl/commit/01194a8f1941115cd0383bfa91c736dd3993c8bc
  • article
    https://github.com/openssl/openssl/commit/2e39b7a6993be445fddb9fbce316fa756e0397b6
  • article
    https://github.com/openssl/openssl/commit/af2a5fecd3e71a29e7568f9c1453dec5cebbaff4
  • article
    https://github.com/openssl/openssl/commit/ea7b4ea4f9f853521ba34830cbcadc970d2e0788
  • article
    https://github.com/openssl/openssl/commit/fd2f1a6cf53b9ceeca723a001aa4b825d7c7ee75
  • article
    https://openssl-library.org/news/secadv/20260407.txt