{"id":"CVE-2026-59639","aliases":["DEBIAN-CVE-2026-59639","EUVD-2026-52035","GHSA-r3rc-x3pq-jmw7","ROOT-APP-MAVEN-CVE-2026-59639","SUSE-SU-2026:23127-1","SUSE-SU-2026:23150-1","SUSE-SU-2026:3559-1","UBUNTU-CVE-2026-59639","openSUSE-SU-2026:11445-1","openSUSE-SU-2026:21538-1"],"status":"published","title":"CMS verifySignatures returns true for SignedData with zero signers","description":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X 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16.0","package":"bouncycastle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.85-160000.1.1"}]}],"bundled":32}],"products":[{"vendor":"bouncycastle","product":"bc-java"},{"vendor":"bouncycastle","product":"bcpkix-fips"},{"vendor":"bouncycastle","product":"bouncy_castle_for_java_lts"},{"vendor":"legion of the bouncy castle inc.","product":"bc-fja"},{"vendor":"legion of the bouncy castle inc.","product":"bc-java"},{"vendor":"legion of the bouncy castle inc.","product":"bc-lts-java"}],"references":[{"url":"https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%9059639","tags":["vendor-advisory","Third Party Advisory","advisory","report"]},{"url":"https://github.com/bcgit/bc-java/commit/99ddc6dcc6782e6a76b0dd587c77e62eb7096ad0","tags":["patch","Patch","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59639","tags":["advisory"]},{"url":"https://github.com/bcgit/bc-java/wiki/CVE-2026-59639"},{"url":"https://github.com/advisories/GHSA-r3rc-x3pq-jmw7"},{"url":"https://www.bouncycastle.org/download/bouncy-castle-java-fips/","tags":["web"]},{"url":"https://www.bouncycastle.org/download/bouncy-castle-java-lts/","tags":["web"]},{"url":"https://www.bouncycastle.org/download/bouncy-castle-java/","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/59xxx/CVE-2026-59639.json","tags":["advisory"]},{"url":"https://github.com/bcgit/bc-java","tags":["package"]},{"url":"https://github.com/bcgit/bc-lts-java","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-59639","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202623127-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1272700","tags":["report"]},{"url":"https://bugzilla.suse.com/1272701","tags":["report"]},{"url":"https://bugzilla.suse.com/1272702","tags":["report"]},{"url":"https://bugzilla.suse.com/1272703","tags":["report"]},{"url":"https://bugzilla.suse.com/1272704","tags":["report"]},{"url":"https://bugzilla.suse.com/1272705","tags":["report"]},{"url":"https://bugzilla.suse.com/1272707","tags":["report"]},{"url":"https://bugzilla.suse.com/1272708","tags":["report"]},{"url":"https://bugzilla.suse.com/1272709","tags":["report"]},{"url":"https://bugzilla.suse.com/1272710","tags":["report"]},{"url":"https://bugzilla.suse.com/1272711","tags":["report"]},{"url":"https://bugzilla.suse.com/1272712","tags":["report"]},{"url":"https://bugzilla.suse.com/1272713","tags":["report"]},{"url":"https://bugzilla.suse.com/1272714","tags":["report"]},{"url":"https://bugzilla.suse.com/1272715","tags":["report"]},{"url":"https://bugzilla.suse.com/1272716","tags":["report"]},{"url":"https://bugzilla.suse.com/1272717","tags":["report"]},{"url":"https://bugzilla.suse.com/1272718","tags":["report"]},{"url":"https://bugzilla.suse.com/1272719","tags":["report"]},{"url":"https://bugzilla.suse.com/1272720","tags":["report"]},{"url":"https://bugzilla.suse.com/1272721","tags":["report"]},{"url":"https://bugzilla.suse.com/1272722","tags":["report"]},{"url":"https://bugzilla.suse.com/1272723","tags":["report"]},{"url":"https://bugzilla.suse.com/1272724","tags":["report"]},{"url":"https://bugzilla.suse.com/1272725","tags":["report"]},{"url":"https://bugzilla.suse.com/1272726","tags":["report"]},{"url":"https://bugzilla.suse.com/1272727","tags":["report"]},{"url":"https://bugzilla.suse.com/1272728","tags":["report"]},{"url":"https://bugzilla.suse.com/1272729","tags":["report"]},{"url":"https://bugzilla.suse.com/1272730","tags":["report"]},{"url":"https://bugzilla.suse.com/1272731","tags":["report"]},{"url":"https://bugzilla.suse.com/1272732","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12185","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12802","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12803","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12816","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12817","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12852","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12860","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-13506","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-13586","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-14682","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-15055","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-58059","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-58060","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-58061","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-58062","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-58063","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59638","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59639","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59640","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59641","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59642","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59643","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59644","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59645","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59646","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-59647","tags":["web"]},{"url":"https://www.suse.com/sec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verifySignatures returns true for SignedData with zero signers","description":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).","status":"published","published":"2026-08-03T00:56:24.394Z","modified":"2026-08-03T13:24:16.359Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber","level":"high","assessor":"cna"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:19:58.560602Z"}],"euvd":[{"id":"EUVD-2026-52035","description":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).","status":"published","published":"2026-08-03T00:56:24Z","modified":"2026-08-03T13:24:16Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber","level":"high"}],"updated_at":"2026-11-02T18:02:24.819631Z"}],"ghsa":[{"id":"GHSA-r3rc-x3pq-jmw7","title":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero...","description":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).","status":"published","published":"2026-08-03T03:31:54Z","modified":"2026-08-28T18:32:15Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T15:11:07.541511Z"}],"nvd":[{"id":"CVE-2026-59639","description":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).","status":"published","published":"2026-08-03T01:16:43.7Z","modified":"2026-08-28T15:33:16.413Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:12:34.290716Z"}],"osv":[{"id":"CVE-2026-59639","title":"CMS verifySignatures returns true for SignedData with zero signers","description":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).","status":"published","published":"2026-08-03T00:56:24.394Z","modified":"2026-10-28T10:55:39.86055563Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber","level":"high"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T15:45:12.496548Z"},{"id":"DEBIAN-CVE-2026-59639","description":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).","status":"published","published":"2026-08-03T01:16:43.7Z","modified":"2026-10-03T04:00:09.133235543Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:57.932517Z"},{"id":"UBUNTU-CVE-2026-59639","description":"In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).","status":"published","published":"2026-08-03T01:16:00Z","modified":"2026-10-17T12:56:00.36710537Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T16:56:41.911783Z"},{"id":"openSUSE-SU-2026:11445-1","title":"bouncycastle-1.85-1.1 on GA media","description":"These are all security issues fixed in the bouncycastle-1.85-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-08-04T00:00:00Z","modified":"2026-08-05T18:23:50.972023293Z","updated_at":"2026-11-02T16:58:39.516824Z"},{"id":"openSUSE-SU-2026:21538-1","title":"Security update for bouncycastle","description":"This update for bouncycastle fixes the following issues:\n\nUpdate to 1.85.\n\nSecurity issues fixed:\n\n- CVE-2026-8763: Name Constraints bypass via trailing dot in rfc822Name and URI (bsc#1272700).\n- CVE-2026-12185: BKS/UBER keystore allocates from untrusted lengths before integrity check (bsc#1272701).\n- CVE-2026-12802: CMS AuthEnvelopedData fails to enforce tag-length on decryption (bsc#1272702).\n- CVE-2026-12803: KCCMBlockCipher MAC does not bind nonce when AAD is absent (bsc#1272703).\n- CVE-2026-12816: IESEngine stream-mode MAC forgery via length-dependent KDF split (bsc#1272704).\n- CVE-2026-12817: OpenPGP AEAD decryption skips final tag on chunk-aligned data (bsc#1272705).\n- CVE-2026-12852: MLS wire decoder allocates attacker-declared opaque length before bounds check (bsc#1272707).\n- CVE-2026-12860: RSA PKCS#1 verification skips last two hash bytes in NULL-omitted path (bsc#1272708).\n- CVE-2026-13506: Lazy ASN.1 sequence forcing resets nesting-depth guard (bsc#1272709).\n- CVE-2026-13586: PKCS#12 MAC and bag-decryption KDF iteration-count bound (bsc#1272710).\n- CVE-2026-14682: Possible OOM from unbounded up-front allocation on a definite-length read (bsc#1272711).\n- CVE-2026-15055: PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input (bsc#1272712).\n- CVE-2026-58059: Quadratic-time escaping when stringifying X.500 distinguished names (bsc#1272713).\n- CVE-2026-58060: HSS public-key level count unbounded, enabling huge allocation on verify (bsc#1272714).\n- CVE-2026-58061: CCM-family modes write plaintext to caller buffer before tag check (bsc#1272715).\n- CVE-2026-58062: Stapled OCSP response accepted without binding to the checked certificate (bsc#1272716).\n- CVE-2026-58063: BCFKS keystore load honours unbounded KDF cost from untrusted file (bsc#1272717).\n- CVE-2026-59638: JSSE hostname verifier CN-fallback enabled by default despite documented opt-in (bsc#1272718).\n- CVE-2026-59639: CMS verifySignatures returns true for SignedData with zero signers (bsc#1272719).\n- CVE-2026-59640: OpenPGP CFB quick-check oracle active on symmetric/session-key paths (bsc#1272720).\n- CVE-2026-59641: S/MIME validator trusts signer-asserted signingTime for path validation (bsc#1272721).\n- CVE-2026-59642: CMS AuthenticatedData content not bound to MAC when authAttrs present (bsc#1272722).\n- CVE-2026-59643: OpenPGP inline-signature policy failures silently ignored (bsc#1272723).\n- CVE-2026-59644: MLS hash-ratchet honours arbitrary 32-bit generation counter from sender (bsc#1272724).\n- CVE-2026-59645: OER parser recurses without depth limit on self-referential IEEE 1609.2 schema (bsc#1272725).\n- CVE-2026-59646: DTLS handshake reassembler allocates buffer from unchecked 24-bit length (bsc#1272726).\n- CVE-2026-59647: CRMF/CMP password-MAC honours unbounded iteration count (bsc#1272727).\n- CVE-2026-59648: OpenPGP Argon2 S2K honours attacker-chosen memory and passes (bsc#1272728).\n- CVE-2026-59649: OpenPGP user-attribute subpacket length bounded only by JVM max memory (bsc#1272729).\n- CVE-2026-59650: MTI/A0 DH agreement exponentiates unvalidated peer value (bsc#1272730).\n- CVE-2026-59651: BKS keystore accepts legacy version with 16-bit integrity MAC key (bsc#1272731).\n- CVE-2026-59652: LDAP filter injection in legacy jdk1.4 LDAPStoreHelper (bsc#1272732).\n\nAdditional notes:\n\n- The standardised PQC algorithms ML-KEM, ML-DSA, SLH-DSA, FrodoKEM, and CMCE have been repackaged under\n  `org.bouncycastle.crypto` and the versions under `org.bouncycastle.crypto.pqc` have been deprecated. These deprecated\n  versions will be removed in BC 1.86.\n","status":"published","published":"2026-08-06T07:36:52Z","modified":"2026-08-08T18:23:57.97616198Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"ROOT-APP-MAVEN-CVE-2026-59639","title":"CVE-2026-59639 in org.bouncycastle:bcpkix-jdk18on - Patched by Root","description":"Root has patched CVE-2026-59639 in the org.bouncycastle:bcpkix-jdk18on package for Root:Maven. Multiple fixed versions available.","status":"published","published":"2026-09-24T10:18:28Z","modified":"2026-09-24T11:15:04.054150424Z","updated_at":"2026-11-02T15:53:27.066589Z"},{"id":"SUSE-SU-2026:23127-1","title":"Security update for bouncycastle","description":"This update for bouncycastle fixes the following issues:\n\nUpdate to 1.85.\n\nSecurity issues fixed:\n\n- CVE-2026-8763: Name Constraints bypass via trailing dot in rfc822Name and URI (bsc#1272700).\n- CVE-2026-12185: BKS/UBER keystore allocates from untrusted lengths before integrity check (bsc#1272701).\n- CVE-2026-12802: CMS AuthEnvelopedData fails to enforce tag-length on decryption (bsc#1272702).\n- CVE-2026-12803: KCCMBlockCipher MAC does not bind nonce when AAD is absent (bsc#1272703).\n- CVE-2026-12816: IESEngine stream-mode MAC forgery via length-dependent KDF split (bsc#1272704).\n- CVE-2026-12817: OpenPGP AEAD decryption skips final tag on chunk-aligned data (bsc#1272705).\n- CVE-2026-12852: MLS wire decoder allocates attacker-declared opaque length before bounds check (bsc#1272707).\n- CVE-2026-12860: RSA PKCS#1 verification skips last two hash bytes in NULL-omitted path (bsc#1272708).\n- CVE-2026-13506: Lazy ASN.1 sequence forcing resets nesting-depth guard (bsc#1272709).\n- CVE-2026-13586: PKCS#12 MAC and bag-decryption KDF iteration-count bound (bsc#1272710).\n- CVE-2026-14682: Possible OOM from unbounded up-front allocation on a definite-length read (bsc#1272711).\n- CVE-2026-15055: PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input (bsc#1272712).\n- CVE-2026-58059: Quadratic-time escaping when stringifying X.500 distinguished names (bsc#1272713).\n- CVE-2026-58060: HSS public-key level count unbounded, enabling huge allocation on verify (bsc#1272714).\n- CVE-2026-58061: CCM-family modes write plaintext to caller buffer before tag check (bsc#1272715).\n- CVE-2026-58062: Stapled OCSP response accepted without binding to the checked certificate (bsc#1272716).\n- CVE-2026-58063: BCFKS keystore load honours unbounded KDF cost from untrusted file (bsc#1272717).\n- CVE-2026-59638: JSSE hostname verifier CN-fallback enabled by default despite documented opt-in (bsc#1272718).\n- CVE-2026-59639: CMS verifySignatures returns true for SignedData with zero signers (bsc#1272719).\n- CVE-2026-59640: OpenPGP CFB quick-check oracle active on symmetric/session-key paths (bsc#1272720).\n- CVE-2026-59641: S/MIME validator trusts signer-asserted signingTime for path validation (bsc#1272721).\n- CVE-2026-59642: CMS AuthenticatedData content not bound to MAC when authAttrs present (bsc#1272722).\n- CVE-2026-59643: OpenPGP inline-signature policy failures silently ignored (bsc#1272723).\n- CVE-2026-59644: MLS hash-ratchet honours arbitrary 32-bit generation counter from sender (bsc#1272724).\n- CVE-2026-59645: OER parser recurses without depth limit on self-referential IEEE 1609.2 schema (bsc#1272725).\n- CVE-2026-59646: DTLS handshake reassembler allocates buffer from unchecked 24-bit length (bsc#1272726).\n- CVE-2026-59647: CRMF/CMP password-MAC honours unbounded iteration count (bsc#1272727).\n- CVE-2026-59648: OpenPGP Argon2 S2K honours attacker-chosen memory and passes (bsc#1272728).\n- CVE-2026-59649: OpenPGP user-attribute subpacket length bounded only by JVM max memory (bsc#1272729).\n- CVE-2026-59650: MTI/A0 DH agreement exponentiates unvalidated peer value (bsc#1272730).\n- CVE-2026-59651: BKS keystore accepts legacy version with 16-bit integrity MAC key (bsc#1272731).\n- CVE-2026-59652: LDAP filter injection in legacy jdk1.4 LDAPStoreHelper (bsc#1272732).\n\nAdditional notes:\n\n- The standardised PQC algorithms ML-KEM, ML-DSA, SLH-DSA, FrodoKEM, and CMCE have been repackaged under\n  `org.bouncycastle.crypto` and the versions under `org.bouncycastle.crypto.pqc` have been deprecated. These deprecated\n  versions will be removed in BC 1.86.\n","status":"published","published":"2026-08-06T07:40:53Z","modified":"2026-08-14T18:23:40.100085124Z","updated_at":"2026-11-02T15:54:03.503431Z"},{"id":"SUSE-SU-2026:23150-1","title":"Security update for bouncycastle","description":"This update for bouncycastle fixes the following issues:\n\nUpdate to 1.85.\n\nSecurity issues fixed:\n\n- CVE-2026-8763: Name Constraints bypass via trailing dot in rfc822Name and URI (bsc#1272700).\n- CVE-2026-12185: BKS/UBER keystore allocates from untrusted lengths before integrity check (bsc#1272701).\n- CVE-2026-12802: CMS AuthEnvelopedData fails to enforce tag-length on decryption (bsc#1272702).\n- CVE-2026-12803: KCCMBlockCipher MAC does not bind nonce when AAD is absent (bsc#1272703).\n- CVE-2026-12816: IESEngine stream-mode MAC forgery via length-dependent KDF split (bsc#1272704).\n- CVE-2026-12817: OpenPGP AEAD decryption skips final tag on chunk-aligned data (bsc#1272705).\n- CVE-2026-12852: MLS wire decoder allocates attacker-declared opaque length before bounds check (bsc#1272707).\n- CVE-2026-12860: RSA PKCS#1 verification skips last two hash bytes in NULL-omitted path (bsc#1272708).\n- CVE-2026-13506: Lazy ASN.1 sequence forcing resets nesting-depth guard (bsc#1272709).\n- CVE-2026-13586: PKCS#12 MAC and bag-decryption KDF iteration-count bound (bsc#1272710).\n- CVE-2026-14682: Possible OOM from unbounded up-front allocation on a definite-length read (bsc#1272711).\n- CVE-2026-15055: PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input (bsc#1272712).\n- CVE-2026-58059: Quadratic-time escaping when stringifying X.500 distinguished names (bsc#1272713).\n- CVE-2026-58060: HSS public-key level count unbounded, enabling huge allocation on verify (bsc#1272714).\n- CVE-2026-58061: CCM-family modes write plaintext to caller buffer before tag check (bsc#1272715).\n- CVE-2026-58062: Stapled OCSP response accepted without binding to the checked certificate (bsc#1272716).\n- CVE-2026-58063: BCFKS keystore load honours unbounded KDF cost from untrusted file (bsc#1272717).\n- CVE-2026-59638: JSSE hostname verifier CN-fallback enabled by default despite documented opt-in (bsc#1272718).\n- CVE-2026-59639: CMS verifySignatures returns true for SignedData with zero signers (bsc#1272719).\n- CVE-2026-59640: OpenPGP CFB quick-check oracle active on symmetric/session-key paths (bsc#1272720).\n- CVE-2026-59641: S/MIME validator trusts signer-asserted signingTime for path validation (bsc#1272721).\n- CVE-2026-59642: CMS AuthenticatedData content not bound to MAC when authAttrs present (bsc#1272722).\n- CVE-2026-59643: OpenPGP inline-signature policy failures silently ignored (bsc#1272723).\n- CVE-2026-59644: MLS hash-ratchet honours arbitrary 32-bit generation counter from sender (bsc#1272724).\n- CVE-2026-59645: OER parser recurses without depth limit on self-referential IEEE 1609.2 schema (bsc#1272725).\n- CVE-2026-59646: DTLS handshake reassembler allocates buffer from unchecked 24-bit length (bsc#1272726).\n- CVE-2026-59647: CRMF/CMP password-MAC honours unbounded iteration count (bsc#1272727).\n- CVE-2026-59648: OpenPGP Argon2 S2K honours attacker-chosen memory and passes (bsc#1272728).\n- CVE-2026-59649: OpenPGP user-attribute subpacket length bounded only by JVM max memory (bsc#1272729).\n- CVE-2026-59650: MTI/A0 DH agreement exponentiates unvalidated peer value (bsc#1272730).\n- CVE-2026-59651: BKS keystore accepts legacy version with 16-bit integrity MAC key (bsc#1272731).\n- CVE-2026-59652: LDAP filter injection in legacy jdk1.4 LDAPStoreHelper (bsc#1272732).\n\nAdditional notes:\n\n- The standardised PQC algorithms ML-KEM, ML-DSA, SLH-DSA, FrodoKEM, and CMCE have been repackaged under\n  `org.bouncycastle.crypto` and the versions under `org.bouncycastle.crypto.pqc` have been deprecated. These deprecated\n  versions will be removed in BC 1.86.\n","status":"published","published":"2026-08-06T07:40:53Z","modified":"2026-08-14T18:23:41.480791385Z","updated_at":"2026-11-02T15:54:03.503431Z"},{"id":"SUSE-SU-2026:3559-1","title":"Security update for bouncycastle","description":"This update for bouncycastle fixes the following issues:\n\n- CVE-2026-8763: Name Constraints bypass via trailing dot in rfc822Name and URI (bsc#1272700).\n- CVE-2026-12185: BKS/UBER keystore allocates from untrusted lengths before integrity check (bsc#1272701).\n- CVE-2026-12802: CMS AuthEnvelopedData fails to enforce tag-length on decryption (bsc#1272702).\n- CVE-2026-12803: KCCMBlockCipher MAC does not bind nonce when AAD is absent (bsc#1272703).\n- CVE-2026-12816: IESEngine stream-mode MAC forgery via length-dependent KDF split (bsc#1272704).\n- CVE-2026-12817: OpenPGP AEAD decryption skips final tag on chunk-aligned data (bsc#1272705).\n- CVE-2026-12852: MLS wire decoder allocates attacker-declared opaque length before bounds check (bsc#1272707).\n- CVE-2026-12860: RSA PKCS#1 verification skips last two hash bytes in NULL-omitted path (bsc#1272708).\n- CVE-2026-13506: Lazy ASN.1 sequence forcing resets nesting-depth guard (bsc#1272709).\n- CVE-2026-13586: PKCS#12 MAC and bag-decryption KDF iteration-count bound (bsc#1272710).\n- CVE-2026-14682: Possible OOM from unbounded up-front allocation on a definite-length read (bsc#1272711).\n- CVE-2026-15055: PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input (bsc#1272712).\n- CVE-2026-58059: Quadratic-time escaping when stringifying X.500 distinguished names (bsc#1272713).\n- CVE-2026-58060: HSS public-key level count unbounded, enabling huge allocation on verify (bsc#1272714).\n- CVE-2026-58061: CCM-family modes write plaintext to caller buffer before tag check (bsc#1272715).\n- CVE-2026-58062: Stapled OCSP response accepted without binding to the checked certificate (bsc#1272716).\n- CVE-2026-58063: BCFKS keystore load honours unbounded KDF cost from untrusted file (bsc#1272717).\n- CVE-2026-59638: JSSE hostname verifier CN-fallback enabled by default despite documented opt-in (bsc#1272718).\n- CVE-2026-59639: CMS verifySignatures returns true for SignedData with zero signers (bsc#1272719).\n- CVE-2026-59640: OpenPGP CFB quick-check oracle active on symmetric/session-key paths (bsc#1272720).\n- CVE-2026-59641: S/MIME validator trusts signer-asserted signingTime for path validation (bsc#1272721).\n- CVE-2026-59642: CMS AuthenticatedData content not bound to MAC when authAttrs present (bsc#1272722).\n- CVE-2026-59643: OpenPGP inline-signature policy failures silently ignored (bsc#1272723).\n- CVE-2026-59644: MLS hash-ratchet honours arbitrary 32-bit generation counter from sender (bsc#1272724).\n- CVE-2026-59645: OER parser recurses without depth limit on self-referential IEEE 1609.2 schema (bsc#1272725).\n- CVE-2026-59646: DTLS handshake reassembler allocates buffer from unchecked 24-bit length (bsc#1272726).\n- CVE-2026-59647: CRMF/CMP password-MAC honours unbounded iteration count (bsc#1272727).\n- CVE-2026-59648: OpenPGP Argon2 S2K honours attacker-chosen memory and passes (bsc#1272728).\n- CVE-2026-59649: OpenPGP user-attribute subpacket length bounded only by JVM max memory (bsc#1272729).\n- CVE-2026-59650: MTI/A0 DH agreement exponentiates unvalidated peer value (bsc#1272730).\n- CVE-2026-59651: BKS keystore accepts legacy version with 16-bit integrity MAC key (bsc#1272731).\n- CVE-2026-59652: LDAP filter injection in legacy jdk1.4 LDAPStoreHelper (bsc#1272732).\n\nChanges for bouncycastle:\n\nUpdate to 1.85:\n  \n  * Additional Notes:\n\n  The standardised PQC algorithms ML-KEM, ML-DSA, SLH-DSA, FrodoKEM, \n  and CMCE have been repackaged under org.bouncycastle.crypto and \n  the versions under org.bouncycastle.crypto.pqc have been deprecated. \n  These deprecated versions will be removed in BC 1.86.\n","status":"published","published":"2026-08-10T18:04:57Z","modified":"2026-08-12T10:45:04.83973265Z","updated_at":"2026-11-02T15:54:05.392906Z"}]}}