Red Hat Security AdvisoryRHSA-2026:91492
kernel security, bug fix, and enhancement update
Released 2026-10-28 · Red Hat rating Important · View on Red Hat →
Fixes 22 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: scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer iscsi_tcp_hdr_dissect() receives the data segment of several PDU types int…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00399 · 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: vxlan: do not reuse cached ip_hdr() value after skb_tunnel_check_pmtu() skb_tunnel_check_pmtu() can change skb->head.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00514 · Published 2026-07-19 · Partial fix · 5.10.259, 5.15.210 +6 CWE-416
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Clear cmds after chip reset Commit aefed3e5548f ("scsi: qla2xxx: target: Fix offline port handling and host reset handling") caused two p…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00503 · Published 2025-12-24 · Partial fix · 4.10, 4.15 +6
Priority MEDIUM 47
In the Linux kernel, the following vulnerability has been resolved: nvmet: fix pre-auth out-of-bounds heap read in Discovery Get Log Page nvmet_execute_disc_get_log_page() validates only the dword alignment of the host-s…
CVSS 3.1CRITICAL 9.1· Network · No auth · No interaction · EPSS 0.00803 · Published 2026-07-25 · Partial fix · 6.1.191, 6.6.160 +4 CWE-125
Priority MEDIUM 46
In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: validate reply message payload bounds against transfer length nvmet_auth_reply() accesses the variable-length rval[] array using attacker-co…
CVSS 3.1CRITICAL 9.1· Network · No auth · No interaction · EPSS 0.00563 · Published 2026-07-25 · Partial fix · 6.1.191, 6.6.145 +4 CWE-125
Priority MEDIUM 40
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Bound rsp_info_len to avoid OOB sense-data read In qla2x00_status_entry(), the FWI2 status path advances sense_data and shrinks par_sense…
CVSS 3.1CRITICAL 9.1· Network · No auth · No interaction · EPSS 0.00714 · Published 2026-09-16 · Partial fix · 5.10.270, 5.15.221 +6
Priority MEDIUM 40
In the Linux kernel, the following vulnerability has been resolved: mac802154: llsec: add skb_cow_data() before in-place crypto llsec_do_encrypt_unauth(), llsec_do_encrypt_auth(), llsec_do_decrypt_unauth(), and llsec_do_…
CVSS 3.1HIGH 8.8· Adjacent network · No auth · No interaction · EPSS 0.00307 · Published 2026-07-19 · Partial fix · 5.10.260, 5.15.211 +6 CWE-416
Priority LOW 38
In the Linux kernel, the following vulnerability has been resolved: selinux: check connect-related permissions on TCP Fast Open Similar to Landlock, SELinux was not updated when TCP Fast Open support was introduced to en…
CVSS 3.1HIGH 8.4· Local · Low privileges · No interaction · EPSS 0.00166 · Published 2026-08-15 · Partial fix · 6.1.178, 6.6.145 +4
Priority LOW 38
In the Linux kernel, the following vulnerability has been resolved: ALSA: virtio: Validate control metadata from the device virtio-snd control handling trusts the device-provided control type and value count returned by…
CVSS 3.1HIGH 8.4· Local · No auth · No interaction · EPSS 0.00193 · Published 2026-07-25 · Fixed in 6.12.96, 6.18.39 +2 CWE-125
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: crypto: tegra - fix rctx->cryptlen calculation in tegra_gcm_do_one_req() Perform rctx->cryptlen calculation in tegra_gcm_do_one_req() the same way it is…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00129 · Published 2026-08-26 · Partial fix · 6.12.105, 6.18.46 +2
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: bound the hwdep mmap fault offset snd_us428ctls_vm_fault() turns the faulting page offset into a kernel address with no bound of any kind:…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00129 · Published 2026-08-22 · Partial fix · 5.10.266, 5.15.216 +6
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: don't re-enter an instance callback that is still running The userspace-driven timer (utimer) TRIGGER ioctl calls snd_timer_interrupt() dir…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00132 · Published 2026-08-10 · Fixed in 6.12.101, 6.18.42 +2 CWE-362
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in __blkcg_rstat_flush() When multiple blkgs in the same blkcg are released concurrently, a use-after-free can occur.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00102 · Published 2026-07-19 · Partial fix · 6.4, 6.6.144 +4 CWE-362
Priority LOW 34
In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu() syzbot reported that nf_reinject() could be called without rcu_read_lock()…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00275 · Published 2024-06-21 · Partial fix · 4.19.316, 5.4.278 +6
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate LTK enc_size on load Load Long Term Keys stores the user-provided enc_size and later uses it to size fixed-size stack operatio…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00129 · Published 2026-05-01 · Partial fix · 5.10.253, 5.15.203 +6 CWE-787
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: fix use-after-free on disconnect In usb6fire_chip_abort(), the chip struct is allocated as the card's private data (via snd_card_new with s…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00128 · Published 2026-04-24 · Partial fix · 5.10.258, 5.15.209 +10 CWE-416
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: xfrm: Duplicate SPI Handling The issue originates when Strongswan initiates an XFRM_MSG_ALLOCSPI Netlink message, which triggers the kernel function xfr…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00161 · Published 2025-09-12 · Partial fix · 6.1.191, 6.6.103 +4
Priority LOW 30
In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show() target_tg_pt_gp_members_show() formats LUN paths with snprintf() into a 256-b…
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.00142 · Published 2026-05-28 · Partial fix · 5.10.258, 5.15.209 +6 CWE-126
Priority LOW 30
In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_cthelper: fix OOB read in nfnl_cthelper_dump_table() nfnl_cthelper_dump_table() has a 'goto restart' that jumps to a label inside t…
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.00132 · Published 2026-05-08 · Partial fix · 5.10.253, 5.15.203 +6 CWE-125
Priority LOW 24
In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Cap AEAD AD length to 0x80000000 In order to prevent arithmetic overflows when checking the TX buffer size, cap the associated data len…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00144 · Published 2026-06-24 · Partial fix · 5.10.258, 5.15.209 +7
Priority LOW 22
In the Linux kernel, the following vulnerability has been resolved: mm/khugepaged: write all dirty file folios when collapsing [There is no upstream commit, as this code was removed by upstream commit 044925f9b565 ("mm:…
CVSS — · EPSS 0.0015 · Published 2026-08-10 · Partial fix · 7.1.4