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SUSE python-cryptography Key Security Update for CVE-2026-41676 DoS Risks

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Calendar Grey July 27, 2026
Scroller Suse
The update for python-cryptography addresses eight critical issues, ensuring enhanced security for your SUSE environment.
A security update for python-cryptography addresses eight vulnerabilities in SUSE Linux Micro 6.0, including potential buffer overflows and arbitrary code execution risks.

Summary

## This update for python-cryptography fixes the following issues * CVE-2026-41676: openssl: `Deriver:derive` and `PkeyCtxRef:derive` can overflow short buffers on OpenSSL 1.1.1 (bsc#1270208). * CVE-2026-41677: openssl: out-of-bounds read in PEM password callback when returning an oversized length in rust- openssl crate (bsc#1270620). * CVE-2026-41678: openssl: incorrect bounds assertion in aes key wrap in rust- openssl crate (bsc#1270706). * CVE-2026-41681: openssl: MdCtxRef::digest_final() writes past caller buffer with no length check in rust-openssl crate (bsc#1270772). * CVE-2026-41898: openssl: unchecked callback-returned length in PSK and cookie generate trampolines can leak adjacent memory in rust-openssl crate (bsc#1270801).

Topics%20covered

Topics Covered

security advisory SuSE arbitrary code execution important cryptography heap buffer overflow

References

* bsc#1270208

* bsc#1270515

* bsc#1270620

* bsc#1270706

* bsc#1270772

* bsc#1270801

* bsc#1270936

* bsc#1270994

Cross-

* CVE-2026-41676

* CVE-2026-41677

* CVE-2026-41678

* CVE-2026-41681

* CVE-2026-41898

* CVE-2026-42327

* CVE-2026-44662

* CVE-2026-45784

CVSS scores:

* CVE-2026-41676 ( SUSE ): 8.3

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

* CVE-2026-41676 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

* CVE-2026-41676 ( NVD ): 7.2

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

* CVE-2026-41676 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-41677 ( SUSE ): 1.7

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22801-1
Release Date: 2026-07-20T10:15:33Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE arbitrary code execution important cryptography heap buffer overflow

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