Red Hat Security AdvisoryRHSA-2026:87374
kernel-rt security update
Released 2026-10-21 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux NFV (v. 8) kernel-rt-4.18.0-553.177.1.rt7.518.el8_10, kernel-rt-core-4.18.0-553.177.1.rt7.518.el8_10, kernel-rt-debug-4.18.0-553.177.1.rt7.518.el8_10 +9
- Red Hat Enterprise Linux RT (v. 8) kernel-rt-4.18.0-553.177.1.rt7.518.el8_10, kernel-rt-core-4.18.0-553.177.1.rt7.518.el8_10, kernel-rt-debug-4.18.0-553.177.1.rt7.518.el8_10 +7
Fixes 7 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 37
In the Linux kernel, the following vulnerability has been resolved: vfio/pci: clear vdev->msi_perm after freeing it on init failure vfio_msi_cap_len() lazily allocates the per-device MSI permission table: vdev->msi_perm…
CVSS 3.1HIGH 8.8· Local · Low privileges · No interaction · EPSS 0.00164 · Published 2026-09-16 · Partial fix · 4.5, 4.10 +10
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: 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: 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
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