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Red Hat Security Advisory

RHSA-2026:68507

kernel security, bug fix, and enhancement update

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

Fixed in

Fixes 19 records

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 LOW 39

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: restrict socket creation to the initial network namespace QRTR keeps its entire port and node state in module-global variables that are not p…

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00151 Published 2026-08-10 Partial fix · 5.10.265, 5.15.216 +6 CWE-862
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: octeontx2-af: validate body pcifunc in rvu_mbox_handler_rep_event_notify rvu_mbox_handler_rep_event_notify() in drivers/net/ethernet/marvell/ octeontx2/…

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00173 Published 2026-07-19 Fixed in 6.18.42, 7.0.12 +1 CWE-787
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: net: slip: serialize receive against buffer reallocation sl_realloc_bufs() replaces rbuff and updates buffsize while holding sl->lock.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00107 Published 2026-08-10 Partial fix · 5.10.265, 5.15.216 +6 CWE-362
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: 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 33

In the Linux kernel, the following vulnerability has been resolved: hwrng: virtio: clamp device-reported used.len at copy_data() random_recv_done() stores the device-reported used.len directly into vi->data_avail.

CVSS 3.1HIGH 7.7 Local No auth No interaction EPSS 0.00149 Published 2026-07-25 Partial fix · 5.10.261, 5.15.212 +6 CWE-125
TI-2026-45978 CVE-2026-64414 · GHSA-p7m6-q3fj-3f6g

netfilter: handle unreadable frags

Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: netfilter: handle unreadable frags sashiko reports: When an skb with unreadable fragments (such as from devmem TCP, where skb_frags_readable(skb) return…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00441 Published 2026-07-25 Partial fix · 6.12.96, 6.18.39 +2
Priority LOW 31

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: socinfo: Avoid out of bounds read of serial number On MSM8916 devices, the serial number exposed in sysfs is constant and does not change acr…

CVSS 3.1HIGH 7.1 Local Low privileges No interaction EPSS 0.0025 Published 2025-02-27 Fixed in 5.4.291, 5.10.235 +6 CWE-125