High7.1Vendor: MediumRed Hat & Ubuntu Linux
algif_aead - Fix minimum RX size check for decryption
CVE-2026-43077 Published May 6, 2026
CVE-2026-43077
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
algif_aead - Fix minimum RX size check for decryption. Red Hat rates this moderate (CVSS 7.1). Weakness: CWE-131. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:13936 — update the affected packages (`sudo dnf update`).
Affected versions
- kernel-0:4.18.0-553.123.1.el8_10
- kernel-0:4.18.0-477.139.1.el8_8
- kernel-rt-0:5.14.0-70.178.1.rt21.250.el9_0
- kernel-rt-0:4.18.0-553.123.1.rt7.464.el8_10
- kernel-0:5.14.0-611.54.1.el9_7
- kernel-0:4.18.0-372.191.1.el8_6
- kernel-0:5.14.0-70.178.1.el9_0
- kernel-0:4.18.0-305.190.1.el8_4
- kernel-0:5.14.0-427.124.1.el9_4
- kernel-rt-0:5.14.0-284.169.1.rt14.454.el9_2
- kernel-0:6.12.0-55.71.1.el10_0
- kernel-0:5.14.0-570.112.1.el9_6
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Fixed versions
- RHSA-2026:13936
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:13936 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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