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Red Hat Security Advisory

RHSA-2026:68570

kernel security, bug fix, and enhancement update

Released 2026-09-17 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 31 records

Priority MEDIUM 50

In the Linux kernel, the following vulnerability has been resolved: libceph: bound pg_{temp,upmap,upmap_items} length to CEPH_PG_MAX_SIZE __decode_pg_temp() decodes an user-controlled length but only rejects values large…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00745 Published 2026-08-10 Partial fix · 5.10.266, 5.15.217 +6 CWE-121
Priority MEDIUM 50

In the Linux kernel, the following vulnerability has been resolved: IB/isert: Reject login PDUs shorter than ISER_HEADERS_LEN In drivers/infiniband/ulp/isert/ib_isert.c, isert_login_recv_done() computes the login request…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00761 Published 2026-06-25 Partial fix · 5.10.259, 5.15.210 +6 CWE-839
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 46

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv rxe_rcv() currently checks only that the incoming packet is at least header_size(pkt) b…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.00514 Published 2026-05-27 Partial fix · 5.10.258, 5.15.209 +6 CWE-190
Priority MEDIUM 44

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: tcp: do not force CLOSE on invalid-seq RST without direction check An unintended behavior in the TCP conntrack state machine allow…

CVSS 3.1HIGH 8.2 Network No auth No interaction EPSS 0.00971 Published 2026-07-19 Partial fix · 5.10.259, 5.15.210 +6 CWE-20
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 MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cyw: fix heap overflow on a short auth frame brcmf_notify_auth_frame_rx() takes the frame length from the firmware event and copies the…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.0035 Published 2026-08-15 Partial fix · 6.18.40, 7.1.5 +1 CWE-191
Priority MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Reject unknown opcodes before ICRC processing Even after applying commit 7244491dab34 ("RDMA/rxe: Validate pad and ICRC before payload_size()…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00574 Published 2026-05-28 Partial fix · 5.10.258, 5.15.209 +6 CWE-125
Priority LOW 39

In the Linux kernel, the following vulnerability has been resolved: ice: reject out-of-range ptype in ice_parser_profile_init set_bit(rslt->ptype, prof->ptypes) operates on a DECLARE_BITMAP of ICE_FLOW_PTYPE_MAX (1024) b…

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00138 Published 2026-08-10 Partial fix · 6.12.101, 6.18.42 +2 CWE-787
Priority LOW 39

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mld: stop TX during firmware restart When iwlwifi firmware crashes (e.g., NMI_INTERRUPT_UNKNOWN on Intel BE201/Wi-Fi 7), iwl_mld_nic_erro…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.0046 Published 2026-07-19 Fixed in 6.18.34, 7.0.11 +1 CWE-400
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 39

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Reject non-8-byte ATOMIC_WRITE payloads atomic_write_reply() at drivers/infiniband/sw/rxe/rxe_resp.c unconditionally dereferences 8 bytes at p…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00467 Published 2026-05-28 Fixed in 6.6.140, 6.12.88 +3 CWE-125
Priority LOW 38

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: fix 32-bit integer overflow in qrtr_endpoint_post() qrtr_endpoint_post() validates an incoming packet with if (!size || len != ALIGN(size, 4)…

CVSS 3.1HIGH 8.4 Local No auth No interaction EPSS 0.00185 Published 2026-08-15 Partial fix · 5.10.261, 4.20 +9
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: net: wwan: t7xx: fix potential skb->frags overflow in RX path When receiving data in the DPMAIF RX path, the t7xx_dpmaif_set_frag_to_skb() function adds…

CVSS 3.1HIGH 8.4 Local No auth No interaction EPSS 0.00204 Published 2026-02-14 Fixed in 6.1.162, 6.6.123 +3 CWE-787
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: dm_early_create: fix freeing used table on dm_resume failure If dm_resume fails, the kernel attempts to free table with dm_table_destroy, but the table…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00169 Published 2026-08-15 Partial fix · 5.10.261, 5.15.212 +6 CWE-415
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: RDMA/rxe: Fix a use-after-free problem in rxe_mmap rxe_mmap() removes a rxe_mmap_info struct from the pending_mmaps list and releases pending_lock while…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00168 Published 2026-08-05 Partial fix · 5.10.265, 5.15.216 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix driver-set TX rates on old devices On old devices such as 7265D, rates are still encoded in version 1 format, which doesn't use…

CVSS 3.1HIGH 8.1 Adjacent network No auth No interaction EPSS 0.00269 Published 2026-07-19 Partial fix · 6.18, 6.18.34 +2 CWE-682
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Serialize UMP output teardown with event_input seq_ump_process_event() borrows client->out_rfile.output without synchronizing with the first-…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00097 Published 2026-07-19 Fixed in 6.6.142, 6.12.92 +3 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: limit injected antenna index in ieee80211_parse_tx_radiotap When parsing the radiotap header of an injected frame, ieee80211_parse_tx_ra…

CVSS 3.1HIGH 7.6 Adjacent network Low privileges No interaction EPSS 0.00255 Published 2026-07-19 Fixed in 6.12.94, 6.18.36 +2 CWE-190
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: ALSA: timer: Forcibly close timer instances at closing When snd_timer object is freed via snd_timer_free() and still pending snd_timer_instance objects…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00141 Published 2026-06-25 Fixed in 6.12.94, 6.18.36 +2 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Fix UAF at snd_timer_user_params() At releasing a timer object, e.g.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00097 Published 2026-06-25 Partial fix · 6.12.94, 6.18.36 +2 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: net: ena: PHC: Fix potential use-after-free in get_timestamp Move the phc->active check and resp pointer assignment to after acquiring the spinlock.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00103 Published 2026-06-24 Fixed in 6.18.33, 7.0.10 +1 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix race condition in QP timer handlers I encontered the following warning: WARNING: drivers/infiniband/sw/rxe/rxe_task.c:249 at rxe_sched_tas…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00125 Published 2026-05-27 Fixed in 6.6.128, 6.12.75 +3 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
Priority LOW 30

In the Linux kernel, the following vulnerability has been resolved: USB: serial: io_ti: fix heap overflow in get_manuf_info() get_manuf_info() reads le16_to_cpu(rom_desc->Size) bytes from the device I2C EEPROM into a buf…

CVSS 3.1MEDIUM 6.8 Physical No auth No interaction EPSS 0.00271 Published 2026-06-25 Partial fix · 5.10.259, 5.15.210 +6 CWE-787
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: advance loop vars in cfg80211_merge_profile() cfg80211_merge_profile() reassembles a Multi-BSSID non-transmitted BSS profile that has be…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.0012 Published 2026-07-19 Partial fix · 5.10.258, 5.15.209 +6