CVE-2026-100078— wifi: iwlwifi: mei: pass correct argument to function
Quick assessment
Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 Linux 内核中，已修复以下漏洞： wifi: iwlwifi: mei: 向函数传递正确的参数 iwl_mei_write_cyclic_buf() 的第一个参数本应为 cldev，但实际传入的是 q_head 指针。对此进行修正。
Affected Version Matrix 14
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 652291601459272d52b6ba12811f0b60b3e6444f< 034445e19f12bb8771c58e2ecf1fbd6eac9b5fac |
affected |
652291601459272d52b6ba12811f0b60b3e6444f< f22ad9d1077c83718d9e6c84b71726287c1d1ad3 |
affected | ||
652291601459272d52b6ba12811f0b60b3e6444f< ee91ae7f5815345612d8c0afd5d7efed361bcdb5 |
affected | ||
652291601459272d52b6ba12811f0b60b3e6444f< 6b7d5abf3e374ca3af31ceb6b9b2efc7a48afde3 |
affected | ||
652291601459272d52b6ba12811f0b60b3e6444f< 082b353c05b8eaf07e03fc1918c176cd3c216e25 |
affected | ||
652291601459272d52b6ba12811f0b60b3e6444f< 905f57aefde4f4092a411c8a55856182fb1c7598 |
affected | ||
5.17 |
affected | ||
< 5.17 |
unaffected | ||
| … +6 more rows | |||
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I. Basic Information for CVE-2026-100078
Vulnerability Information
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Vulnerability Title
wifi: iwlwifi: mei: pass correct argument to function
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved:
wifi: iwlwifi: mei: pass correct argument to function
The first argument to iwl_mei_write_cyclic_buf() should be the cldev
but the q_head pointer is passed instead. Fix it.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-100078
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-100078 (6)
Same Patch Batch · Linux · 2026-09-25 · 372 CVEs total
| CVE-2026-100075 | 9.8 CRITICAL | RDMA/srpt: Fix srpt_alloc_rw_ctxs() unwind counters |
| CVE-2026-97555 | 8.8 HIGH | smb: client: fix heap overflow in DACL owner/group rewrite |
| CVE-2026-97957 | 8.8 HIGH | net: hinic: fix mailbox segment buffer overflow |
| CVE-2026-97527 | 8.8 HIGH | scsi: qla2xxx: Serialize NVMe unsol ctx list with a per-fcport lock |
| CVE-2026-97528 | 8.8 HIGH | scsi: qla2xxx: Unlink NVMe unsol ctx before freeing on LS reject error |
| CVE-2026-98115 | 8.8 HIGH | ksmbd: safely drain sessions during logoff |
| CVE-2026-97525 | 8.2 HIGH | x86/mm/pat: Allocate split page tables as kernel page tables |
| CVE-2026-98069 | 8.1 HIGH | net/rds: acquire the fastpath locks in rds_conn_shutdown() |
| CVE-2026-97573 | 8.1 HIGH | bnxt_en: Handle buffer allocation failure in bnxt_rx_ring_reset() |
| CVE-2026-97570 | 8.1 HIGH | bnxt_en: Bound SW TPA IDs to prevent crashes |
| CVE-2026-98130 | 8.1 HIGH | sctp: fix a TOCTOU race in SCTP_CMD_TIMER_START |
| CVE-2026-98070 | 8.1 HIGH | net/rds: acquire RDS_IN_XMIT in rds_tcp_reset_callbacks() |
| CVE-2026-98122 | 7.8 HIGH | vxlan: mdb: Fix use-after-free in vxlan_mdb_remote_src_del() |
| CVE-2026-97575 | 7.8 HIGH | media: v4l2-ctrls: validate AV1 tile counts |
| CVE-2026-97576 | 7.8 HIGH | media: v4l2-ctrls: validate HEVC tile counts |
| CVE-2026-97941 | 7.8 HIGH | mm/slab: take n->list_lock in __slab_try_return_freelist() to avoid race |
| CVE-2026-98112 | 7.8 HIGH | ksmbd: fix listener task lifetime on netdev events |
| CVE-2026-98116 | 7.8 HIGH | ALSA: pcm: Serialize PCM mmap with buffer reallocation to fix page UAF |
| CVE-2026-97580 | 7.8 HIGH | media: rkvdec: bound HEVC tile loops and PPS id to the array capacity |
| CVE-2026-97940 | 7.8 HIGH | ipv6: fix fib6 walker UAF on seq stop |
Showing top 20 of 372 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
-
CVE-2026-98163
cgroup: Avoid iteration of dying tasks with zero refcount -
CVE-2026-98162
smb/server: fix tree connection leak in smb2_tree_connect() -
CVE-2026-98161
nvdimm: pmem: keep PREFLUSH before data writes -
CVE-2026-98160
staging: rtl8723bs: fix mismatched free of HalData in rtw_sd -
CVE-2026-100079
usb: typec: ucsi: unregister debugfs entries on teardown
Same vendor: Linux
-
CVE-2026-98163
cgroup: Avoid iteration of dying tasks with zero refcount -
CVE-2026-98162
smb/server: fix tree connection leak in smb2_tree_connect() -
CVE-2026-98161
nvdimm: pmem: keep PREFLUSH before data writes -
CVE-2026-98160
staging: rtl8723bs: fix mismatched free of HalData in rtw_sd -
CVE-2026-100079
usb: typec: ucsi: unregister debugfs entries on teardown
V. Comments for CVE-2026-100078
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