Linux · Red Hat · Security advisory · November 12, 2026

RHSA-2026:99018: Security update for 13 packages

RHSA-2026:99018, released November 12, 2026, fixes 21 CVEs across 13 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
21
1 rated Critical
Exploited
0
None reported
Highest CVSS
9.1
Base score, 0 to 10
Highest EPSS
0.0076
55th percentile

Priority of the 21 CVEs

Patch now 0 Urgent 1 High 20 Routine 0

Fixed package versions

ProductReleaseFixed in
eap8-apache-sshdRHEL 102.20.0-1.redhat_00002.1.el10eap
eap8-bouncycastleRHEL 101.86.0-1.redhat_00001.1.el10eap
eap8-eap-product-conf-parentRHEL 10801.9.1-1.GA_redhat_00002.1.el10eap
eap8-ironjacamarRHEL 103.1.1-1.Final_redhat_00001.1.el10eap
eap8-jackson-jaxrs-providersRHEL 102.18.11-1.redhat_00001.1.el10eap
eap8-jackson-modules-baseRHEL 102.18.11-1.redhat_00001.1.el10eap
eap8-jackson-modules-java8RHEL 102.18.11-1.redhat_00001.1.el10eap
eap8-mod_clusterRHEL 102.1.1-1.Final_redhat_00001.1.el10eap
eap8-neethiRHEL 103.2.4-1.redhat_00001.1.el10eap
eap8-wildflyRHEL 108.1.9.1-1.GA_redhat_00006.1.el10eap
eap8-wildfly-http-clientRHEL 102.1.5-1.Final_redhat_00001.1.el10eap
eap8-wildfly-javadocsRHEL 108.1.1-15.GA_redhat_00052.1.el10eap
eap8-ws-commons-XmlSchemaRHEL 102.3.3-1.redhat_00001.1.el10eap

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Urgent CVE-2026-77185 apache-sshd: Asynchronous authentication can bypass signature verification (bsc#1283357).9.1 0.0040 None reported
High CVE-2026-91863 eap8-jackson-modules-base: A specially crafted WS-Policy document with deeply nested policy elements can bypass Neethi's nesting-depth limit and...7.5 0.0076 None reported
High CVE-2026-91864 eap8-apache-sshd: A specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into...7.5 0.0074 None reported
High CVE-2026-91865 eap8-apache-sshd: A small WS-Policy document using repeated policy references can force Neethi to re-expand the same references exponen...7.5 0.0074 None reported
High CVE-2026-91866 eap8-apache-sshd: A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of w...7.5 0.0074 None reported
High CVE-2026-68498 jackson-annotations: Enforce maxNameLength incrementally in ReaderBasedJsonParser (bsc#1282641).7.5 0.0065 None reported
High CVE-2026-89407 jackson-annotations: Optimize NumberInput.looksLikeValidNumber (bsc#1282645).7.5 0.0063 None reported
High CVE-2026-58060 bouncycastle: HSS public-key level count unbounded, enabling huge allocation on verify (bsc#1272714).7.5 0.0062 None reported
High CVE-2026-89425 jackson-annotations: `UTF8DataInputJsonParser._reportInvalidToken()`lacks `maxErrorTokenLength` limit, which allows for7.5 0.0053 None reported
High CVE-2026-102495 eap8-apache-sshd: Apache XmlSchema doesn't limit how deeply schema imports and includes can be nested, so a malicious schema can make p...7.5 0.0053 None reported
High CVE-2026-102496 eap8-apache-sshd: Apache XmlSchema doesn't limit how deeply schema structures can be nested when it builds its schema model, so a malic...7.5 0.0053 None reported
High CVE-2026-91777 jackson-annotations: Collection/Map deserializers (bsc#12824927.5 0.0049 None reported
High CVE-2026-59645 bouncycastle: OER parser recurses without depth limit on self-referential IEEE 1609.2 schema (bsc#1272725).7.5 0.0041 None reported
High CVE-2026-93994 apache-sshd: Repeated-publickey policy bypass on server (bsc#1283352).8.1 0.0030 None reported
High CVE-2026-59642 bouncycastle: CMS AuthenticatedData content not bound to MAC when authAttrs present (bsc#1272722).7.5 0.0030 None reported
High CVE-2026-58061 bouncycastle: CCM-family modes write plaintext to caller buffer before tag check (bsc#1272715).7.5 0.0028 None reported
High CVE-2026-12977 eap8-apache-sshd: A flaw was found in the deployment-operation family of WildFly Core8.8 0.0025 None reported
High CVE-2026-59639 bouncycastle: CMS verifySignatures returns true for SignedData with zero signers (bsc#1272719).7.5 0.0024 None reported
High CVE-2026-12802 bouncycastle: CMS AuthEnvelopedData fails to enforce tag-length on decryption (bsc#1272702).7.5 0.0020 None reported
High CVE-2026-71889 bouncycastle: skipped leaf certificate evaluation in checkNameConstraints can cause X.509 name constraint bypasses7.5 0.0017 None reported
High CVE-2026-71887 bouncycastle: missing primary key back-signature validation on subkeys can cause signature misattribution and trust7.5 0.0009 None reported
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