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Red Hat Security Advisory

RHSA-2026:36348

kernel-rt security, bug fix, and enhancement update

Released 2026-07-07 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 6 records

Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: tcp: fix potential race in tcp_v6_syn_recv_sock() Code in tcp_v6_syn_recv_sock() after the call to tcp_v4_syn_recv_sock() is done too late.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00298 Published 2026-05-06 Partial fix · 5.10.270, 5.15.221 +6 CWE-362
TI-2025-09419 CVE-2025-10263 · GHSA-x9c8-763w-495x

Race condition in Arm C1-Ultra

Priority MEDIUM 48

Arm C1-Ultra, C1-Premium, Neoverse V3 & V3AE, Neoverse V2, Neoverse V1, Neoverse-N2, Neoverse-N1, Cortex-X925, Cortex-X4, Cortex-X3, Cortex-X2, Cortex-X1 & X1C, Cortex-A710, Cortex-A78, A78AE & A78C, Cortex-A77, Cortex-A…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.00544 Published 2026-06-09 Partial fix CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: procfs: fix missing RCU protection when reading real_parent in do_task_stat() When reading /proc/[pid]/stat, do_task_stat() accesses task->real_parent w…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00121 Published 2026-06-03 Partial fix · 5.10.252, 5.15.202 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL The SCTP_SENDALL path in sctp_sendmsg() iterates ep->asocs with list_for_each_…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00104 Published 2026-05-28 Fixed in 5.10.258, 5.15.209 +6 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs() drm_gem_fb_init_with_funcs() computes sub-sampled plane dimensions…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00142 Published 2026-05-28 Partial fix · 5.10.258, 5.15.209 +6 CWE-190
Priority LOW 30

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_cthelper: fix OOB read in nfnl_cthelper_dump_table() nfnl_cthelper_dump_table() has a 'goto restart' that jumps to a label inside t…

CVSS 3.1HIGH 7.1 Local Low privileges No interaction EPSS 0.00132 Published 2026-05-08 Partial fix · 5.10.253, 5.15.203 +6 CWE-125