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Red Hat Security Advisory

RHSA-2026:67468

kernel security update

Released 2026-09-15 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 11 records

Priority MEDIUM 50

In the Linux kernel, the following vulnerability has been resolved: dm-verity: fix buffer overflow in FEC calculation There's a buffer overflow in dm-verity-fec: if (neras && *neras <= v->fec->roots) fio->erasures[(*nera…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00789 Published 2026-08-15 Partial fix · 6.1.191, 6.6.160 +4 CWE-787
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 40

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: capture fast-RX rate before mesh reuses skb->cb ieee80211_invoke_fast_rx() reads RX status through IEEE80211_SKB_RXCB(skb), which aliase…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.00265 Published 2026-07-19 Partial fix · 6.6.160, 6.12.114 +3 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: scsi: scsi_transport_fc: Widen FPIN pname walker counter to u32 An adjacent Fibre Channel fabric actor that can deliver an FPIN ELS frame to an lpfc or…

CVSS 3.1HIGH 8.1 Adjacent network No auth No interaction EPSS 0.00359 Published 2026-07-19 Partial fix · 5.15.210, 6.1.176 +5 CWE-190
TI-2026-45368 CVE-2026-63802 · GHSA-22rm-57qw-fv2w

blk-cgroup: fix UAF in __blkcg_rstat_flush()

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 35

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: reject oversized EMA RNR lists nl80211_parse_rnr_elems() stores the parsed element count in a u8-backed cfg80211_rnr_elems::cnt field and…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0013 Published 2026-06-25 Partial fix · 6.1.176, 6.6.143 +4 CWE-190
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: fix refcount saturation and potential UAF in qrtr_port_remove In qrtr_port_remove(), the socket reference count is decremented via __sock_put…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00106 Published 2026-06-24 Partial fix · 5.10.259, 5.15.210 +6 CWE-362
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation Commit cc3ed80ae69f ("KVM: nSVM: always use vmcb01 to for vmsave/vmload of guest state") made KV…

CVSS 3.1HIGH 7.9 Local Low privileges No interaction EPSS 0.00133 Published 2026-05-06 Partial fix · 5.15.202, 6.1.165 +5 CWE-754
Priority LOW 31

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Discard Beacon frames to non-broadcast address Beacon frames are required to be sent to the broadcast address, see IEEE Std 802.11-2020,…

CVSS 3.1HIGH 7.1 Adjacent network No auth No interaction EPSS 0.0023 Published 2026-01-14 Partial fix · 5.10.248, 5.15.198 +5 CWE-20
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: EDAC/bluefield: Fix potential integer overflow The 64-bit argument for the "get DIMM info" SMC call consists of mem_ctrl_idx left-shifted 16 bits and OR…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00229 Published 2024-12-24 Fixed in 5.4.287, 5.10.231 +6 CWE-190