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ALSA-2026:36541 Not scored

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: eventpoll: defer struct eventpoll free to RCU grace period (CVE-2026-43074) * kernel: net: mana: Fix double destroy_workqueue on service rescan PCI path (CVE-2026-43276) * kernel: net/ipv6: ioam6: prevent schema length wraparound in trace fill (CVE-2026-43341) * kernel: smb/client: fix out-of-bounds read in smb2_compound_op() (CVE-2026-46155) * kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF (CVE-2026-46242) * kernel: procfs: fix missing RCU protection when reading real_parent in do_task_stat() (CVE-2026-46259) Bug Fix(es) and Enhancement(s): * CNB103: net: page_pool: avoid false positive warning if NAPI was never added [almalinux-10.2.z] (JIRA:AlmaLinux-162140) * [AlmaLinux 10] Bonding reports unknown speed/duplex for tg3 interface [almalinux-10.2.z] (JIRA:AlmaLinux-182770) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Exploit probability Not scored
Published July 8, 2026
Required by Not available
Last source change July 9, 2026

02 / AFFECTED SOFTWARE

Affected packages

AlmaLinux:10 kernel-uki-virt-addons
AlmaLinux:10 kernel-64k
AlmaLinux:10 kernel-debug-modules
AlmaLinux:10 libperf
AlmaLinux:10 kernel-rt-debug-modules-extra
AlmaLinux:10 kernel-rt-64k-modules-extra
AlmaLinux:10 kernel-debug-core
AlmaLinux:10 kernel-modules-core
AlmaLinux:10 kernel-64k-debug-modules
AlmaLinux:10 kernel-rt-64k-core
AlmaLinux:10 kernel-64k-devel
AlmaLinux:10 kernel-headers
AlmaLinux:10 kernel-rt-64k-debug
AlmaLinux:10 kernel-tools
AlmaLinux:10 kernel-64k-debug-devel-matched
AlmaLinux:10 kernel-rt-64k-modules
AlmaLinux:10 kernel-abi-stablelists
AlmaLinux:10 kernel-zfcpdump-core
AlmaLinux:10 kernel-tools-libs
AlmaLinux:10 kernel-modules
AlmaLinux:10 kernel-rt-64k-debug-modules-core
AlmaLinux:10 kernel-rt-64k-debug-core
AlmaLinux:10 kernel-64k-modules-core
AlmaLinux:10 kernel-rt-debug-devel
AlmaLinux:10 kernel-rt-64k-modules-core
AlmaLinux:10 kernel-zfcpdump-devel
AlmaLinux:10 kernel-rt-64k-devel
AlmaLinux:10 kernel-doc
AlmaLinux:10 python3-perf
AlmaLinux:10 kernel-modules-extra
AlmaLinux:10 kernel-64k-debug-modules-core
AlmaLinux:10 kernel-rt-64k-debug-devel
AlmaLinux:10 kernel-zfcpdump-modules
AlmaLinux:10 kernel-rt-modules-extra
AlmaLinux:10 kernel-zfcpdump-devel-matched
AlmaLinux:10 kernel
AlmaLinux:10 kernel-rt-core
AlmaLinux:10 kernel-64k-modules
AlmaLinux:10 kernel-rt
AlmaLinux:10 kernel-tools-libs-devel
AlmaLinux:10 kernel-rt-debug-core
AlmaLinux:10 kernel-64k-debug-devel
AlmaLinux:10 kernel-debug
AlmaLinux:10 kernel-64k-debug-core
AlmaLinux:10 kernel-debug-modules-extra
AlmaLinux:10 kernel-devel
AlmaLinux:10 kernel-cross-headers
AlmaLinux:10 kernel-64k-core
AlmaLinux:10 kernel-rt-modules
AlmaLinux:10 kernel-rt-devel
AlmaLinux:10 rtla
AlmaLinux:10 kernel-rt-debug-modules-core
AlmaLinux:10 perf
AlmaLinux:10 kernel-debug-devel-matched
AlmaLinux:10 rv
AlmaLinux:10 kernel-64k-modules-extra
AlmaLinux:10 kernel-rt-debug-modules
AlmaLinux:10 kernel-rt-modules-core
AlmaLinux:10 kernel-debug-devel
AlmaLinux:10 kernel-zfcpdump-modules-core
AlmaLinux:10 kernel-devel-matched
AlmaLinux:10 kernel-rt-64k-debug-modules-extra
AlmaLinux:10 kernel-zfcpdump-modules-extra
AlmaLinux:10 kernel-modules-extra-matched
AlmaLinux:10 kernel-debug-modules-core
AlmaLinux:10 kernel-zfcpdump
AlmaLinux:10 kernel-rt-debug
AlmaLinux:10 kernel-64k-debug
AlmaLinux:10 kernel-rt-64k-debug-modules
AlmaLinux:10 kernel-rt-64k
AlmaLinux:10 kernel-debug-uki-virt
AlmaLinux:10 kernel-uki-virt
AlmaLinux:10 kernel-64k-devel-matched
AlmaLinux:10 kernel-core
AlmaLinux:10 kernel-64k-debug-modules-extra

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities ALSA-2026:36541

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: eventpoll: defer struct eventpoll free to RCU grace period (CVE-2026-43074) * kernel: net: mana: Fix double destroy_workqueue on service rescan PCI path (CVE-2026-43276) * kernel: net/ipv6: ioam6: prevent schema length wraparound in trace fill (CVE-2026-43341) * kernel: smb/client: fix out-of-bounds read in smb2_compound_op() (CVE-2026-46155) * kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF (CVE-2026-46242) * kernel: procfs: fix missing RCU protection when reading real_parent in do_task_stat() (CVE-2026-46259) Bug Fix(es) and Enhancement(s): * CNB103: net: page_pool: avoid false positive warning if NAPI was never added [almalinux-10.2.z] (JIRA:AlmaLinux-162140) * [AlmaLinux 10] Bonding reports unknown speed/duplex for tg3 interface [almalinux-10.2.z] (JIRA:AlmaLinux-182770) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

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05 / REFERENCES

Further evidence