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Red Hat Security Advisory

RHSA-2026:62568

kernel security, bug fix, and enhancement update

Released 2026-09-02 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 12 records

Priority HIGH 73

In the Linux kernel, the following vulnerability has been resolved: vhost: reset the vring metadata cache on vring reconfiguration vq->meta_iotlb[] caches the vhost_iotlb_map that backs each vring metadata region, and io…

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00409 Published 2026-08-21 Partial fix · 5.10.265, 5.15.216 +6
Priority MEDIUM 50

In the Linux kernel, the following vulnerability has been resolved: net: bridge: stop fast-leave after deleting a port group br_multicast_leave_group() iterates mp->ports with pp = &p->next in its fast-leave path.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00579 Published 2026-08-15 Partial fix · 5.10.265, 5.15.216 +6
TI-2026-38093 CVE-2026-53006 · GHSA-f2fg-xhhc-4m4w

ipv6: fix possible UAF in icmpv6_rcv()

Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in icmpv6_rcv() Caching saddr and daddr before pskb_pull() is problematic since skb->head can change.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00394 Published 2026-06-24 Partial fix · 5.10.258, 5.15.209 +6 CWE-825
Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_pipapo_avx2: don't return non-matching entry on expiry New test case fails unexpectedly when avx2 matching functions are used.

CVSS 3.1CRITICAL 9.4 Network No auth No interaction EPSS 0.0037 Published 2026-05-06 Partial fix · 5.10.258, 5.15.209 +6 CWE-20
Priority MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: fix potential UAF in SSP passkey handlers hci_conn lookup and field access must be covered by hdev lock in hci_user_passkey_notify…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.00282 Published 2026-05-27 Partial fix · 5.10.259, 5.15.210 +6 CWE-416
Priority LOW 37

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels seg6_input_core() and rpl_input() call ip6_route_input() which sets a NOREF dst on the skb, then…

CVSS 3.1HIGH 8.1 Network No auth No interaction EPSS 0.00288 Published 2026-05-27 Partial fix · 5.15.209, 6.1.175 +5 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: crypto: qat - validate RSA CRT component lengths The generic RSA key parser (rsa_helper.c) bounds each CRT component (p, q, dp, dq, qinv) by the modulus…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00169 Published 2026-07-25 Partial fix · 5.10.261, 5.15.212 +6 CWE-787
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: ipv4: free net->ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table() ipv4_sysctl_exit_net() is currently freeing net->ipv4.sysctl_local_…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0013 Published 2026-07-19 Partial fix · 5.10.259, 5.15.210 +6 CWE-416
TI-2026-33869 CVE-2026-46145 · GHSA-h8h4-4mrv-wh3h

RDMA/mana: Validate rx_hash_key_len

Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rx_hash_key_len Sashiko points out that rx_hash_key_len comes from a uAPI structure and is blindly passed to memcpy, allowing the us…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00147 Published 2026-05-28 Fixed in 6.6.141, 6.12.88 +3 CWE-120
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: fix race conditions in sco_sock_connect() sco_sock_connect() checks sk_state and sk_type without holding the socket lock.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00097 Published 2026-05-01 Fixed in 6.1.168, 6.6.134 +4 CWE-362
TI-2024-31169 CVE-2024-46744 · GHSA-fxvq-h88x-3jfr

Squashfs: sanity check symbolic link size

Priority LOW 34

In the Linux kernel, the following vulnerability has been resolved: Squashfs: sanity check symbolic link size Syzkiller reports a "KMSAN: uninit-value in pick_link" bug.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00299 Published 2024-09-18 Partial fix · 4.19.322, 5.4.284 +6 CWE-59
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: ksm: use range-walk function to jump over holes in scan_get_next_rmap_item Currently, scan_get_next_rmap_item() walks every page address in a VMA to loc…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00147 Published 2025-12-16 Partial fix · 5.10.249, 5.15.199 +5