Moderate: kernel security update
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: netfilter: nf_conntrack: fix crash due to removal of uninitialised entry (CVE-2025-38472) * kernel: smb: client: fix use-after-free in cifs_oplock_break (CVE-2025-38527) * kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718) * kernel: tls: fix handling of zero-length records on the rx_list (CVE-2025-39682) * kernel: io_uring/futex: ensure io_futex_wait() cleans up properly on failure (CVE-2025-39698) 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.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: netfilter: nf_conntrack: fix crash due to removal of uninitialised entry (CVE-2025-38472) * kernel: smb: client: fix use-after-free in cifs_oplock_break (CVE-2025-38527) * kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718) * kernel: tls: fix handling of zero-length records on the rx_list (CVE-2025-39682) * kernel: io_uring/futex: ensure io_futex_wait() cleans up properly on failure (CVE-2025-39698) 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.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2025:16880
- https://access.redhat.com/security/cve/CVE-2025-38472
- https://access.redhat.com/security/cve/CVE-2025-38527
- https://access.redhat.com/security/cve/CVE-2025-38718
- https://access.redhat.com/security/cve/CVE-2025-39682
- https://access.redhat.com/security/cve/CVE-2025-39698
- https://bugzilla.redhat.com/2383916
- https://bugzilla.redhat.com/2388928
- https://bugzilla.redhat.com/2393166
- https://bugzilla.redhat.com/2393511
- https://bugzilla.redhat.com/2393519
- https://errata.almalinux.org/9/ALSA-2025-16880.html