Linux · SUSE Linux Enterprise · Security advisory · August 10, 2026
SUSE-SU-2026:3559-1: bouncycastle security update
SUSE-SU-2026:3559-1, released August 10, 2026, fixes 32 CVEs in bouncycastle (version 1.85-150200.3.38.1). None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
32
3 rated Critical
Exploited
0
None reported
Highest CVSS
9.1
Base score, 0 to 10
Highest EPSS
0.0062
49th percentile
Priority of the 32 CVEs
Patch now 0
Urgent 3
High 21
Routine 8
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| bouncycastle | sles 15.6 | 1.85-150200.3.38.1 |
| bouncycastle | sles 15.7 | 1.85-150200.3.38.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2026-8763 | bouncycastle: Name Constraints bypass via trailing dot in rfc822Name and URI (bsc#1272700). | 9.1 | 0.0043 | None reported |
| Urgent | CVE-2026-58062 | bouncycastle: Stapled OCSP response accepted without binding to the checked certificate (bsc#1272716). | 9.1 | 0.0036 | None reported |
| Urgent | CVE-2026-59650 | bouncycastle: MTI/A0 DH agreement exponentiates unvalidated peer value (bsc#1272730). | 9.1 | 0.0034 | None reported |
| High | CVE-2026-13586 | bouncycastle: PKCS#12 MAC and bag-decryption KDF iteration-count bound (bsc#1272710). | 7.5 | 0.0062 | 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-2026-12852 | bouncycastle: MLS wire decoder allocates attacker-declared opaque length before bounds check (bsc#1272707). | 7.5 | 0.0049 | None reported |
| High | CVE-2026-13506 | bouncycastle: Lazy ASN.1 sequence forcing resets nesting-depth guard (bsc#1272709). | 7.5 | 0.0049 | None reported |
| High | CVE-2026-14682 | bouncycastle: Possible OOM from unbounded up-front allocation on a definite-length read (bsc#1272711). | 7.5 | 0.0049 | None reported |
| High | CVE-2026-58059 | bouncycastle: Quadratic-time escaping when stringifying X.500 distinguished names (bsc#1272713). | 7.5 | 0.0049 | None reported |
| High | CVE-2026-59644 | bouncycastle: MLS hash-ratchet honours arbitrary 32-bit generation counter from sender (bsc#1272724). | 7.5 | 0.0049 | None reported |
| High | CVE-2026-59649 | bouncycastle: OpenPGP user-attribute subpacket length bounded only by JVM max memory (bsc#1272729). | 7.5 | 0.0049 | None reported |
| High | CVE-2026-59646 | bouncycastle: DTLS handshake reassembler allocates buffer from unchecked 24-bit length (bsc#1272726). | 7.5 | 0.0047 | 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-2026-15055 | bouncycastle: PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input (bsc#1272712). | 8.2 | 0.0034 | 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-2026-12185 | bouncycastle: BKS/UBER keystore allocates from untrusted lengths before integrity check (bsc#1272701). | 8.6 | 0.0029 | 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-2026-59639 | bouncycastle: CMS verifySignatures returns true for SignedData with zero signers (bsc#1272719). | 7.5 | 0.0024 | None reported |
| High | CVE-2026-59643 | bouncycastle: OpenPGP inline-signature policy failures silently ignored (bsc#1272723). | 7.5 | 0.0024 | None reported |
| High | CVE-2026-12803 | bouncycastle: KCCMBlockCipher MAC does not bind nonce when AAD is absent (bsc#1272703). | 7.5 | 0.0024 | None reported |
| High | CVE-2026-59651 | bouncycastle: BKS keystore accepts legacy version with 16-bit integrity MAC key (bsc#1272731). | 7.5 | 0.0020 | 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-2026-12816 | bouncycastle: IESEngine stream-mode MAC forgery via length-dependent KDF split (bsc#1272704). | 7.5 | 0.0018 | None reported |
| High | CVE-2026-12817 | bouncycastle: OpenPGP AEAD decryption skips final tag on chunk-aligned data (bsc#1272705). | 8.6 | 0.0017 | None reported |
| Routine | CVE-2026-58063 | bouncycastle: BCFKS keystore load honours unbounded KDF cost from untrusted file (bsc#1272717). | 5.3 | 0.0042 | None reported |
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