Red Hat Security AdvisoryRHSA-2026:62568
kernel security, bug fix, and enhancement update
Released 2026-09-02 · Red Hat rating Important · View on Red Hat →
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
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
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
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