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SUSE openssl-3 Important Patch for 13 Vulnerabilities SUSE-SU-2026-2648-1

suse
Calendar Grey June 26, 2026
Dist Suse Esm H88
This security advisory for SUSE highlights an important update for openssl-3, addressing multiple vulnerabilities.
An update that solves 13 vulnerabilities can now be installed.

Summary

## This update for openssl-3 fixes the following issues * CVE-2026-7383: Possible Heap Buffer Overflow in ASN.1 Multibyte String Conversion (bsc#1266340). * CVE-2026-9076: Out-of-Bounds Read in CMS Password-Based Decryption (bsc#1266341). * CVE-2026-34180: Heap Buffer Over-read in ASN.1 Content Parsing (bsc#1266342). * CVE-2026-34181: PKCS#12 Files with PBMAC1 Are Accepted with Short HMAC Keys (bsc#1266343). * CVE-2026-34183: Unbounded Memory Growth in the QUIC PATH_CHALLENGE Handler (bsc#1266345). * CVE-2026-42766: Possible NULL Dereference in Password-Based CMS Decryption (bsc#1266349). * CVE-2026-42767: NULL Pointer Dereference in CRMF EncryptedValue Decryption (bsc#1266350). * CVE-2026-42768: Multi-RecipientInfo Bleichenbacher Oracle in CMS_decrypt()

Topics%20covered

Topics Covered

security advisory buffer overflow heap corruption important out-of-bounds read openssl-3

References

* bsc#1266340

* bsc#1266341

* bsc#1266342

* bsc#1266343

* bsc#1266345

* bsc#1266349

* bsc#1266350

* bsc#1266351

* bsc#1266352

* bsc#1266353

* bsc#1266355

* bsc#1266356

* bsc#1266357

Cross-

* CVE-2026-34180

* CVE-2026-34181

* CVE-2026-34183

* CVE-2026-42766

* CVE-2026-42767

* CVE-2026-42768

* CVE-2026-42769

* CVE-2026-42770

* CVE-2026-45445

* CVE-2026-45446

* CVE-2026-45447

* CVE-2026-7383

* CVE-2026-9076

CVSS scores:

* CVE-2026-34180 ( SUSE ): 6.3

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

* CVE-2026-34180 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

* CVE-2026-34180 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-34181 ( SUSE ): 2.3

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2648-1
Release Date: 2026-06-26T11:06:46Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow heap corruption important out-of-bounds read openssl-3

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