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SUSE Linux Micro Afterburn Important Security Flaws Patch 2026-22787-1

suse
Calendar Grey July 23, 2026
Scroller Suse
Critical update for SUSE Linux Micro fixes nine security flaws in afterburn, including buffer overflow issues. Immediate patch recommended.
A security update for afterburn addresses nine vulnerabilities in SUSE Linux Micro 6.2, enhancing system integrity and stability by improving the handling of OpenSSL functions.

Summary

## This update for afterburn fixes the following issues: Update to version 5.10.0.git73.b97f772. Security issues fixed: * CVE-2026-41676: openssl: `Deriver:derive` and `PkeyCtxRef:derive` can overflow short buffers on OpenSSL 1.1.1 (bsc#1270175). * CVE-2026-41677: openssl: out-of-bounds read in PEM password callback when returning an oversized length (bsc#1270555). * CVE-2026-41678: openssl: incorrect bounds assertion in `aes::unwrap_key()` can lead to OOB write (bsc#1270651). * CVE-2026-41681: openssl: `MdCtxRef::digest_final()` writes past caller buffer with no length check (bsc#1270787). * CVE-2026-41898: openssl: unchecked callback-returned length in PSK and cookie generate trampolines can leak adjacent memory to network peers (bsc#1270817).

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE OpenSSL important afterburn

References

* bsc#1270175

* bsc#1270483

* bsc#1270555

* bsc#1270651

* bsc#1270787

* bsc#1270817

* bsc#1270886

* bsc#1270949

* bsc#1271348

Cross-

* CVE-2026-25541

* 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-2026-25541 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-25541 ( NVD ): 5.5

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/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-2026-25541 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22787-1
Release Date: 2026-07-20T09:39:37Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE OpenSSL important afterburn

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