Linux · 
Red Hat · Security advisory · May 15, 2026
Red Hat · Security advisory · May 15, 2026RHSA-2026:13577: Security update for 23 packages
RHSA-2026:13577, released May 15, 2026, fixes 7 CVEs across 23 products. One of them is being exploited (CVE-2026-31431); 1 on CISA KEV. Patch Radar priority: Patch now.
Patch now1 on CISA KEV
CVEs closed
7
1 rated Critical
Exploited
1
CVE-2026-31431
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.9811
99th percentile
Priority of the 7 CVEs
Patch now 1
Urgent 1
High 5
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| bpftool | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-abi-stablelists | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-core | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-debug | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-debug-core | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-debug-devel | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-debug-modules | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-debug-modules-extra | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-devel | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-doc | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-modules | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-modules-extra | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-tools | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-tools-libs | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-tools-libs-devel | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-zfcpdump | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-zfcpdump-core | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-zfcpdump-devel | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-zfcpdump-modules | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| kernel-zfcpdump-modules-extra | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| perf | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
| python3-perf | RHEL 8 | 0:4.18.0-553.123.1.el8_10 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Patch now | CVE-2026-31431 | crypto: algif_aead - Revert to operating out-of-place | 8.1 | 0.9811 | KEVExploited |
| Urgent | CVE-2026-31402 | kernel-default: The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues wer... | 9.8 | 0.0122 | None reported |
| High | CVE-2024-41073 | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: e... | 8.1 | 0.0067 | None reported |
| High | CVE-2025-40252 | net: qlogic/qede: fix potential out-of-bounds read in qede_tpa_cont() and qede_tpa_end() | 9.8 | 0.0065 | None reported |
| High | CVE-2026-23401 | KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE | 8.8 | 0.0019 | None reported |
| High | CVE-2025-68724 | linux: In the Linux kernel, the following vulnerability has been resolved: crypto: asymmetric_keys - prevent overflow in as... | 8.1 | 0.0014 | None reported |
| High | CVE-2026-43077 | kernel-default: The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues wer... | 8.1 | 0.0012 | None reported |
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