In the Linux kernel, the following vulnerability has been resolved:
wifi: fix leak if split 6 GHz scanning fails
rdev->int_scan_req is leaked if cfg80211_scan() fails. Note that it's supposed to be released at ___cfg80211_scan_done() but this doesn't happen as rdev->scan_req is NULL at that point, too, leading to the early return from the freeing function.
unreferenced object 0xffff8881161d0800 (size 512): comm "wpa_supplicant", pid 379, jiffies 4294749765 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 f0 81 13 16 81 88 ff ff ................ backtrace (crc c867fdb6): kmemleak_alloc+0x89/0x90 __kmalloc_noprof+0x2fd/0x410 cfg80211_scan+0x133/0x730 nl80211_trigger_scan+0xc69/0x1cc0 genl_family_rcv_msg_doit+0x204/0x2f0 genl_rcv_msg+0x431/0x6b0 netlink_rcv_skb+0x143/0x3f0 genl_rcv+0x27/0x40 netlink_unicast+0x4f6/0x820 netlink_sendmsg+0x797/0xce0 __sock_sendmsg+0xc4/0x160 ____sys_sendmsg+0x5e4/0x890 ___sys_sendmsg+0xf8/0x180 __sys_sendmsg+0x136/0x1e0 __x64_sys_sendmsg+0x76/0xc0 x64_sys_call+0x13f0/0x17d0
Found by Linux Verification Center (linuxtesting.org).
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Jun 25, 2026 |
| Ubuntu | — | Upgrade linux-image-7.0.0-1006-gke-64kUpgrade linux-image-7.0.0-1019-raspiUpgrade linux-image-azureUpgrade linux-image-7.0.0-1018-nvidia-64kUpgrade linux-image-generic-64kUpgrade linux-image-gke-64k-hwe-26.04Upgrade linux-image-ibm-7.0Upgrade linux-image-nvidia-bos-7.0Upgrade linux-image-azure-lts-26.04Upgrade linux-image-gke-hwe-26.04Upgrade linux-image-gcp-7.0Upgrade linux-image-generic-64k-hwe-26.04Upgrade linux-image-aws-64k-7.0Upgrade linux-image-oem-26.04bUpgrade linux-image-nvidia-64k-hwe-26.04Upgrade linux-image-realtime-hwe-26.04Upgrade linux-image-virtualUpgrade linux-image-nvidia-64k-7.0Upgrade linux-image-realtime-7.0Upgrade linux-image-7.0.0-31-generic-64kUpgrade linux-image-7.0.0-1014-azureUpgrade linux-image-oem-26.04aUpgrade linux-image-gke-7.0Upgrade linux-image-realtime-64k-7.0Upgrade linux-image-nvidiaUpgrade linux-image-raspi-realtime-7.0Upgrade linux-image-aws-7.0Upgrade linux-image-7.0.0-2018-nvidia-bosUpgrade linux-image-nvidia-hwe-26.04Upgrade linux-image-nvidia-bosUpgrade linux-image-gkeUpgrade linux-image-7.0.0-1012-awsUpgrade linux-image-ibmUpgrade linux-image-7.0.0-31-realtime-64kUpgrade linux-image-aws-64kUpgrade linux-image-7.0.0-1013-oemUpgrade linux-image-gcp-64kUpgrade linux-image-7.0.0-1006-gkeUpgrade linux-image-genericUpgrade linux-image-7.0.0-1011-oracle-64kUpgrade linux-image-7.0.0-1019-raspi-realtimeUpgrade linux-image-generic-64k-7.0Upgrade linux-image-gke-64k-7.0Upgrade linux-image-7.0.0-1011-gcpUpgrade linux-image-virtual-7.0Upgrade linux-image-oracle-7.0Upgrade linux-image-azure-7.0Upgrade linux-image-7.0.0-31-genericUpgrade linux-image-7.0.0-1018-nvidiaUpgrade linux-image-7.0.0-1012-aws-64kUpgrade linux-image-raspi-realtimeUpgrade linux-image-oracleUpgrade linux-image-7.0.0-1011-oracleUpgrade linux-image-7.0.0-1013-ibmUpgrade linux-image-realtime-64kUpgrade linux-image-gcpUpgrade linux-image-raspiUpgrade linux-image-nvidia-64kUpgrade linux-image-awsUpgrade linux-image-7.0.0-31-realtimeUpgrade linux-image-realtimeUpgrade linux-image-nvidia-7.0Upgrade linux-image-generic-7.0Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-gcp-64k-7.0Upgrade linux-image-oracle-64kUpgrade linux-image-gke-64kUpgrade linux-image-generic-hwe-26.04Upgrade linux-image-oracle-64k-7.0Upgrade linux-image-nvidia-bos-64k-7.0Upgrade linux-image-virtual-hwe-26.04Upgrade linux-image-oem-7.0Upgrade linux-image-oem-26.04Upgrade linux-image-7.0.0-1011-gcp-64kUpgrade linux-image-raspi-7.0Upgrade linux-image-7.0.0-2018-nvidia-bos-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-realtime-64k-hwe-26.04Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-nvidia-bos-64k | Sep 14, 2026 | Sep 7, 2026 |
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