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Red Hat Security Advisory

RHSA-2025:22006

kernel security update

Released 2025-11-25 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Fixes 17 records

Priority MEDIUM 43

In the Linux kernel, the following vulnerability has been resolved: NFSD: Protect against send buffer overflow in NFSv2 READ Since before the git era, NFSD has conserved the number of pages held by each nfsd thread by co…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00429 Published 2025-09-18 Partial fix · 5.10.220, 5.15.75 +3 CWE-787
TI-2022-25867 CVE-2022-50386 · GHSA-q9hj-m4q6-fcrh

Bluetooth: L2CAP: Fix user-after-free

Priority MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix user-after-free This uses l2cap_chan_hold_unless_zero() after calling __l2cap_get_chan_blah() to prevent the following trace: Blue…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.00369 Published 2025-09-18 Partial fix · 4.9.331, 4.14.296 +7 CWE-416
Priority LOW 37

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp conn->chan_lock isn't acquired before l2cap_get_chan_by_scid, if l2cap_get_chan_by_sc…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.00222 Published 2025-09-16 Partial fix · 4.14.316, 4.19.284 +7
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: sctp: linearize cloned gso packets in sctp_rcv A cloned head skb still shares these frag skbs in fraglist with the original head skb.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00171 Published 2025-09-04 Partial fix · 5.4.297, 5.10.241 +7 CWE-908
TI-2023-29549 CVE-2023-53257 · GHSA-5qfv-wj98-fqxv

wifi: mac80211: check S1G action frame size

Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00214 Published 2025-09-15 Partial fix · 5.15.133, 6.1.55 +2
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a race when updating an existing write After nfs_lock_and_join_requests() tests for whether the request is still attached to the mapping, nothi…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00159 Published 2025-09-05 Partial fix · 5.10.242, 5.15.191 +5 CWE-362
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Validate UAC3 power domain descriptors, too UAC3 power domain descriptors need to be verified with its variable bLength for avoiding th…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.002 Published 2025-09-04 Partial fix · 5.4.297, 5.10.241 +7 CWE-787
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: skbuff: skb_segment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 ("skbuff: in skb_segment, call zerocopy functions once per n…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00205 Published 2025-09-17 Partial fix · 4.19.295, 5.4.257 +6 CWE-476
TI-2022-25824 CVE-2022-50341 · GHSA-frfp-g383-4xwm

cifs: fix oops during encryption

Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: cifs: fix oops during encryption When running xfstests against Azure the following oops occurred on an arm64 system Unable to handle kernel write to rea…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0011 Published 2025-09-16 Partial fix · 5.4.229, 5.10.163 +4
Priority LOW 30

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory When I did memory failure tests, below panic occurs: page dumped because:…

CVSS 3.1HIGH 7.1 Local Low privileges No interaction EPSS 0.00157 Published 2025-09-23 Partial fix · 5.4.300, 5.10.245 +6 CWE-125
Priority LOW 30

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Validate UAC3 cluster segment descriptors UAC3 class segment descriptors need to be verified whether their sizes match with the declare…

CVSS 3.1HIGH 7.1 Local Low privileges No interaction EPSS 0.00179 Published 2025-09-11 Partial fix · 5.4.297, 5.10.241 +7 CWE-125
Priority LOW 30

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix kernel panic by accessing unallocated eeprom.data The MT7921 driver no longer uses eeprom.data, but the relevant code has not been rem…

CVSS 3.1HIGH 7.1 Local Low privileges No interaction EPSS 0.00163 Published 2025-09-15 Partial fix · 6.1.28, 6.2.15 +2
TI-2025-26970 CVE-2025-40300 · GHSA-x8qw-46ww-c957

x86/vmscape: Add conditional IBPB mitigation

Priority LOW 25

In the Linux kernel, the following vulnerability has been resolved: x86/vmscape: Add conditional IBPB mitigation VMSCAPE is a vulnerability that exploits insufficient branch predictor isolation between a guest and a user…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00378 Published 2025-09-11 Partial fix · 3.17, 4.5 +7
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix mlx5_ib_get_hw_stats when used for device Currently, when mlx5_ib_get_hw_stats() is used for device (port_num = 0), there is a special ha…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00148 Published 2025-09-18 Partial fix · 5.15.87, 6.0.19 +2
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: ip6mr: Fix skb_under_panic in ip6mr_cache_report() skbuff: skb_under_panic: text:ffffffff88771f69 len:56 put:-4 head:ffff88805f86a800 data:ffff887f5f86a…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00194 Published 2025-09-17 Partial fix · 4.14.322, 4.19.291 +6
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: net: sched: sfb: fix null pointer access issue when sfb_init() fails When the default qdisc is sfb, if the qdisc of dev_queue fails to be inited during…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00208 Published 2025-09-17 Partial fix · 5.10.152, 5.15.76 +2 CWE-476
Priority LOW 21

In the Linux kernel, the following vulnerability has been resolved: ethtool: check device is present when getting link settings A sysfs reader can race with a device reset or removal, attempting to read device state when…

CVSS 3.1MEDIUM 4.7 Local Low privileges No interaction EPSS 0.00246 Published 2024-09-13 Partial fix · 5.4.283, 5.10.225 +5