Red Hat Security AdvisoryRHSA-2025:21667
kernel security update
Released 2025-11-18 · Red Hat rating Moderate · View on Red Hat →
Fixes 19 records
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cifs_oplock_break A race condition can occur in cifs_oplock_break() leading to a use-after-free of the cinode structu…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00458 · Published 2025-08-16 · Partial fix · 3.17, 4.10 +9 CWE-416
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: tls: separate no-async decryption request handling from async If we're not doing async, the handling is much simpler.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00342 · Published 2025-08-28 · Partial fix · 5.10.265, 5.15.216 +4 CWE-416
Priority MEDIUM 43
In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction The commit 59c68ac31e15 ("iw_cm: free cm_id resources on the last deref") simplifi…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00415 · Published 2025-07-04 · Partial fix · 5.4.296, 5.10.240 +6 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry() The function needs to check the minimal filehandle length before it can access the embedded fi…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00206 · Published 2025-09-07 · Partial fix · 5.4.297, 5.10.241 +7
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: drm/gem: Acquire references on GEM handles for framebuffers A GEM handle can be released while the GEM buffer object is attached to a DRM framebuffer.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00188 · Published 2025-07-25 · Partial fix · 6.6.99, 6.12.39 +2 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a UAF vulnerability in class handling This patch fixes a Use-After-Free vulnerability in the HFSC qdisc class handling.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00225 · Published 2025-05-02 · Partial fix · 5.4.293, 5.10.237 +6 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails When scpi probe fails, at any point, we need to ensure that the scpi_info is not…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00199 · Published 2025-06-18 · Partial fix · 4.19.256, 5.4.211 +5 CWE-416
Priority LOW 34
In the Linux kernel, the following vulnerability has been resolved: ALSA: bcd2000: Fix a UAF bug on the error path of probing When the driver fails in snd_card_register() at probe time, it will free the 'bcd2k->midi_out_…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00246 · Published 2025-06-18 · Partial fix · 4.9.326, 4.14.291 +7 CWE-416
Priority LOW 34
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: clear optc underflow before turn off odm clock [Why] After ODM clock off, optc underflow bit will be kept there always and clear not wo…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0029 · Published 2025-06-18 · Partial fix · 4.19.257, 5.4.212 +4
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: do_change_type(): refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00219 · Published 2025-07-30 · Partial fix · 5.4.295, 5.10.239 +6
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_qfq: Fix race condition on qfq_aggregate A race condition can occur when 'agg' is modified in qfq_change_agg (called during qfq_enqueue)…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00141 · Published 2025-07-28 · Partial fix · 5.4.297, 5.10.241 +6 CWE-362
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race huge_pmd_unshare() drops a reference on a page table that may have previously been shared across pro…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0016 · Published 2025-06-28 · Partial fix · 5.10.239, 5.15.186 +5 CWE-362
Priority LOW 30
In the Linux kernel, the following vulnerability has been resolved: HID: core: Harden s32ton() against conversion to 0 bits Testing by the syzbot fuzzer showed that the HID core gets a shift-out-of-bounds exception when…
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.00171 · Published 2025-08-19 · Partial fix · 5.10.248, 5.15.198 +6 CWE-125
Priority LOW 30
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds Set the size to 6 instead of 2, since 'para' array is passed to 'rtw_fw_bt_wifi_c…
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.00187 · Published 2025-07-03 · Partial fix · 5.15.186, 6.1.142 +4 CWE-125
Priority LOW 25
In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0 Don't BUG/WARN on interrupt injection due to GIF being cleared, since it's trivial for…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00275 · Published 2025-06-18 · Partial fix · 4.9.326, 4.14.291 +7
Priority LOW 24
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Use memcpy() for BIOS version The strlcat() with FORTIFY support is triggering a panic because it thinks the target buffer will overflow alt…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00218 · Published 2025-07-10 · Partial fix · 5.4.295, 5.10.239 +6
Priority LOW 24
In the Linux kernel, the following vulnerability has been resolved: i40e: fix MMIO write access to an invalid page in i40e_clear_hw When the device sends a specific input, an integer underflow can occur, leading to MMIO…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00216 · Published 2025-07-04 · Partial fix · 5.4.295, 5.10.239 +6 CWE-191
Priority LOW 24
In the Linux kernel, the following vulnerability has been resolved: nfsd: don't ignore the return code of svc_proc_register() Currently, nfsd_proc_stat_init() ignores the return value of svc_proc_register().
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00206 · Published 2025-04-16 · Partial fix · 5.10.259, 5.15.210 +7 CWE-252
Priority LOW 24
In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb->len Packet length retrieved from skb data may be larger than the actual socket buffer length (up to 9026…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00191 · Published 2025-05-02 · Partial fix · 4.14.311, 4.19.279 +6 CWE-401