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Red Hat Security Advisory

RHSA-2026:82860

kernel-rt security update

Released 2026-10-14 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 8 records

Priority MEDIUM 50

In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: reject short AUTH_RECEIVE buffers nvmet_execute_auth_receive() trusts the AUTH_RECEIVE allocation length after checking only that it is nonz…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00803 Published 2026-08-15 Partial fix · 6.1.191, 6.6.160 +4
Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: udp: fix potential use-after-free in tunnel segmentation __skb_udp_tunnel_segment() gets the UDP header before ensuring the tunnel header is in the skb…

CVSS 3.1CRITICAL 10.0 Network No auth No interaction EPSS 0.005 Published 2026-08-22 Fixed in 5.10.265, 5.15.216 +6
Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix stale skb->prev after async crypto steals a GSO segment skb_gso_segment() leaves the segment list head with ->prev pointing at the last segmen…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00498 Published 2026-08-10 Partial fix · 6.1.191, 6.6.160 +4 CWE-416
Priority MEDIUM 41

In the Linux kernel, the following vulnerability has been resolved: xfrm: input: hold netns during deferred transport reinjection Transport-mode reinjection stores a struct net pointer in skb->cb and uses it later from x…

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.0065 Published 2026-07-19 Partial fix · 5.10.259, 5.15.210 +6 CWE-416
Priority LOW 39

In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6_tnl.net in vti6_siocdevprivate().

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00158 Published 2026-07-19 Partial fix · 5.10.259, 5.15.210 +6 CWE-862
Priority LOW 39

In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6_tnl.net in vti6_changelink().

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00169 Published 2026-07-19 Partial fix · 5.10.259, 5.15.210 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: xfrm: policy: fix use-after-free on inexact bin in xfrm_policy_bysel_ctx() Fix the race by pruning the bin while still holding xfrm_policy_lock, before…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00102 Published 2026-06-25 Partial fix · 5.10.259, 5.15.210 +6 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: xfrm: hold dev ref until after transport_finish NF_HOOK After async crypto completes, xfrm_input_resume() calls dev_put() immediately on re-entry before…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00224 Published 2026-04-24 Partial fix · 3.3, 3.17 +7 CWE-416