Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-22978— wifi: avoid kernel-infoleak from struct iw_point

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.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于struct iw_point存在信息泄露风险，可能导致内核信息泄露。

AI Predicted 5.3 Difficulty: Trivial EPSS 0.14% · P3

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux 87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4< d943b5f592767b107ba8c12a902f17431350378c affected
87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4< a3827e310b5a73535646ef4a552d53b3c8bf74f6 affected
87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4< 442ceac0393185e9982323f6682a52a53e8462b1 affected
87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4< d21ec867d84c9f3a9845d7d8c90c9ce35dbe48f8 affected
87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4< 024f71a57d563fbe162e528c8bf2d27e9cac7c7b affected
87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4< e3c35177103ead4658b8a62f41e3080d45885464 affected
87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4< 21cbf883d073abbfe09e3924466aa5e0449e7261 affected
2.6.27 affected
… +8 more rows
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-22978

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
wifi: avoid kernel-infoleak from struct iw_point
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: wifi: avoid kernel-infoleak from struct iw_point struct iw_point has a 32bit hole on 64bit arches. struct iw_point { void __user *pointer; /* Pointer to the data (in user space) */ __u16 length; /* number of fields or size in bytes */ __u16 flags; /* Optional params */ }; Make sure to zero the structure to avoid disclosing 32bits of kernel data to user space.
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
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于struct iw_point存在信息泄露风险，可能导致内核信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4 ~ d943b5f592767b107ba8c12a902f17431350378c -
Linux Linux 2.6.27 -

II. Public POCs for CVE-2026-22978

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-22978

请登录查看更多情报信息。

Same Patch Batch · Linux · 2026-01-23 · 34 CVEs total

CVE-2026-22984 9.8 CRITICAL libceph: prevent potential out-of-bounds reads in handle_auth_done()
CVE-2025-71159 9.8 CRITICAL btrfs: fix use-after-free warning in btrfs_get_or_create_delayed_node()
CVE-2025-71145 7.8 HIGH usb: phy: isp1301: fix non-OF device reference imbalance
CVE-2026-22980 7.8 HIGH nfsd: provide locking for v4_end_grace
CVE-2025-71158 7.8 HIGH gpio: mpsse: ensure worker is torn down
CVE-2026-22988 7.8 HIGH arp: do not assume dev_hard_header() does not change skb->head
CVE-2025-71155 7.8 HIGH KVM: s390: Fix gmap_helper_zap_one_page() again
CVE-2025-71146 7.5 HIGH netfilter: nf_conncount: fix leaked ct in error paths
CVE-2025-71161 7.5 HIGH dm-verity: disable recursive forward error correction
CVE-2026-22990 7.5 HIGH libceph: replace overzealous BUG_ON in osdmap_apply_incremental()
CVE-2026-22991 7.5 HIGH libceph: make free_choose_arg_map() resilient to partial allocation
CVE-2026-22992 7.5 HIGH libceph: return the handler error from mon_handle_auth_done()
CVE-2025-71150 7.5 HIGH ksmbd: Fix refcount leak when invalid session is found on session lookup
CVE-2026-22989 nfsd: check that server is running in unlock_filesystem
CVE-2026-22993 idpf: Fix RSS LUT NULL ptr issue after soft reset
CVE-2026-22987 net/sched: act_api: avoid dereferencing ERR_PTR in tcf_idrinfo_destroy
CVE-2026-22986 gpiolib: fix race condition for gdev->srcu
CVE-2026-22994 bpf: Fix reference count leak in bpf_prog_test_run_xdp()
CVE-2026-22985 idpf: Fix RSS LUT NULL pointer crash on early ethtool operations
CVE-2026-22995 ublk: fix use-after-free in ublk_partition_scan_work

Showing top 20 of 34 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-22978

No comments yet

Leave a comment