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Red Hat Security Advisory

RHSA-2026:88477

kernel security, bug fix, and enhancement update

Released 2026-10-23 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 18 records

Priority MEDIUM 44

In the Linux kernel, the following vulnerability has been resolved: inet: frags: strip GSO state from fragments before reassembly A virtio_net_hdr (tun/tap, or AF_PACKET with PACKET_VNET_HDR) can mark an IPv4 or IPv6 fra…

CVSS 3.1HIGH 8.6 Network No auth No interaction EPSS 0.00578 Published 2026-08-28 Partial fix · 5.10.268, 5.15.219 +7
Priority LOW 39

In the Linux kernel, the following vulnerability has been resolved: net/smc: reject CHID-0 ACCEPT that matches an empty ism_dev slot On the SMC-D client, slot 0 of ini->ism_dev[]/ini->ism_chid[] is reserved for an SMC-Dv…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00501 Published 2026-07-19 Partial fix · 5.10.266, 5.15.217 +6 CWE-476
Priority LOW 37

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Add TLB flush after MES queue eviction/suspension MES (Micro Engine Scheduler) does not perform heavy-weight TLB invalidation after unmappin…

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00175 Published 2026-09-16 Partial fix · 6.1.191, 6.6.160 +4
Priority LOW 37

In the Linux kernel, the following vulnerability has been resolved: xfs: bounds-check buffer log item's dirty bitmap xlog_recover_do_reg_buffer() replays each dirty region described by a buffer log item's bitmap into the…

CVSS 3.1HIGH 8.4 Local No auth No interaction EPSS 0.00142 Published 2026-08-26 Partial fix · 5.10.267, 5.15.218 +6
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix lifetime issue of amdgpu_vm_get_task_info_pasid() The vm pointer returned from amdgpu_vm_get_vm_from_pasid() is only valid while the loc…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0013 Published 2026-08-10 Partial fix · 6.2, 6.7 +4 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: set new_stream to NULL after release In dm_update_crtc_state(), the skip_modeset path releases new_stream via dc_stream_release() but d…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00126 Published 2026-08-10 Partial fix · 5.10.271, 5.15.222 +6 CWE-415
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: close a re-opened queue timer in the destructor queue_delete() closes the queue timer, then frees it.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00177 Published 2026-08-10 Partial fix · 5.10.266, 5.15.217 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/cs35l41: Fix firmware load work teardown cs35l41_hda creates ALSA controls whose private data points at the cs35l41_hda object.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00176 Published 2026-07-25 Partial fix · 6.1.191, 6.6.160 +4 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: fuse: re-lock request before returning from fuse_ref_folio() fuse_ref_folio() unlocks the request but does not re-lock it before returning.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00127 Published 2026-07-25 Partial fix · 5.10.261, 5.15.212 +6 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: ipv4: raw: reject IP_HDRINCL packets with ihl < 5 raw_send_hdrinc() validates that the caller-supplied IPv4 header fits within the message length: iphle…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00136 Published 2026-07-19 Partial fix · 5.10.258, 5.15.209 +6 CWE-20
TI-2026-63171 CVE-2026-93817 · GHSA-r45r-rr2w-7hc6

perf: Fix addr_filter_ranges lifetime

Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: perf: Fix addr_filter_ranges lifetime Lee Jia Jie reported that since event::addr_filter_ranges is used under RCU, it should be RCU freed.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00129 Published 2026-09-24 Partial fix · 6.1.191, 6.6.160 +3
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: perf: Fix use-after-free when perf mmap() revival races with the last munmap() perf_mmap_close() drops rb->mmap_count *without* holding event->mmap_mute…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00184 Published 2026-09-16 Partial fix · 6.18.52, 7.2.5 +1
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: calipso: Don't call calipso functions for AF_INET sk.

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00227 Published 2025-07-03 Partial fix · 5.4.295, 5.10.239 +6 CWE-476
Priority LOW 22

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Bound GPIO I2C table entry count from VBIOS Reject undersized tables and cap the derived entry count to AMDGPU_MAX_I2C_BUS so we do not over…

CVSS — EPSS 0.00174 Published 2026-09-24 Partial fix · 6.1.191, 6.6.160 +3
Priority LOW 22

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: use check_add_overflow for shader size+offset bound vmw_shader_define() validates the user-supplied shader window against its backing buffer…

CVSS — EPSS 0.00168 Published 2026-09-04 Partial fix · 6.6.151, 6.12.103 +3
Priority LOW 22

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copy_file_range source with src mounter creds Commit 5dae222a5ff0c ("vfs: allow copy_file_range to copy across devices") allowed fi…

CVSS — EPSS 0.00161 Published 2026-08-12 Partial fix · 6.1.191, 6.6.160 +4
Priority LOW 22

In the Linux kernel, the following vulnerability has been resolved: drm/dp/mst: fix buffer overflows in sideband chunk accumulation drm_dp_sideband_append_payload() has three related bugs when processing device-provided…

CVSS — EPSS 0.00238 Published 2026-08-10 Partial fix · 5.10.266, 5.15.217 +6
Priority LOW 22

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: free fib_alias with kfree_rcu() on insert error path fib_table_insert() publishes new_fa into the leaf's fa_list with fib_insert_alias() befo…

CVSS — EPSS 0.00201 Published 2026-08-05 Partial fix · 5.10.265, 5.15.216 +6