CVE-2026-68407

A flaw was found in the Linux kernel's Wi-Fi subsystem nl80211. When processing beacon frames, the nl80211parsebeacon function may fail to properly free allocated RNR Reduced Neighbor Report data if there is a mismatch in the number of RNR and MBSSID Multiple Basic Service Set Identifier entries...

UBUNTU-CVE-2026-68407

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: free RNR data on MBSSID mismatch nl80211parsebeacon rejects EMA RNR data when there are fewer RNR entries than MBSSID entries. The rejected RNR allocation has not been attached to the beacon data yet, so free it...

CVE-2026-68406

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: validate PMSR FTM preamble range PMSR FTM request parsing accepts preamble values outside the enumerated nl80211 preamble range. Reject out-of-range values before using them in the parser capability bit test using...

UBUNTU-CVE-2026-68406

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: validate PMSR FTM preamble range PMSR FTM request parsing accepts preamble values outside the enumerated nl80211 preamble range. Reject out-of-range values before using them in the parser capability bit test using...

CVE-2026-68407

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: free RNR data on MBSSID mismatch nl80211parsebeacon rejects EMA RNR data when there are fewer RNR entries than MBSSID entries. The rejected RNR allocation has not been attached to the beacon data yet, so free it...

CVE-2026-68407 wifi: nl80211: free RNR data on MBSSID mismatch

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: free RNR data on MBSSID mismatch nl80211parsebeacon rejects EMA RNR data when there are fewer RNR entries than MBSSID entries. The rejected RNR allocation has not been attached to the beacon data yet, so free it...

Linux Distros Unpatched Vulnerability : CVE-2026-68407

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: nl80211: free RNR data on MBSSID mismatch nl80211parsebeacon rejects EMA RNR data when there are fewer RNR entries than MBSSID entries. The rejected RNR...

SUSE CVE-2026-64446

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix heap buffer overflow in rtwcfg80211setwpaie supplicantie is a 256-byte array in struct securitypriv. The WPA and WPA2 IE copy paths use: memcpypadapter-securitypriv.supplicantie, &pwpa0, wpaielen + 2; wher...

EUVD-2026-48790

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix heap buffer overflow in rtwcfg80211setwpaie supplicantie is a 256-byte array in struct securitypriv. The WPA and WPA2 IE copy paths use: memcpypadapter-securitypriv.supplicantie, &pwpa0, wpaielen + 2; wher...

kernel: Fix of 8 CVEs

rtmutex: Use waiter::task instead of current in removewaiter CVE-2026-43499 - xfs: fix freemap adjustments when adding xattrs to leaf blocks CVE-2026-43158 - xfs: delete attr leaf freemap entries when empty CVE-2026-43158 - ALSA: 6fire: fix use-after-free on disconnect CVE-2026-31581 - brcmfmac:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: rejection iftype changes with mesh ID changes It is currently possible to change the mesh ID when the interface is not yet in mesh mode, while also changing it into mesh mode. This leads to an overwrite of data in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: nl80211 – Fix for NULL-ptr dereference in the offchan check. If, for example, in AP mode, the link has already been created by the user space, but has not yet been activated. This link has a chandef, but the chandef is...

CLSA-2026-1778769697 kernel: Fix of 31 CVEs

net: skbuff: propagate shared-frag marker through pskbcopy - HID: ignore non-functional sensor in HP 5MP Camera CVE-2025-21992 - net: fix crash when config small gsomaxsize/gsoipv4maxsize CVE-2024-50258 - ipv4: iptunnel: Fix suspicious RCU usage warning in iptunnelinitflow CVE-2024-53042 - ALSA:...

CVE-2026-43052

CVE-2026-43052 fixes a Linux kernel mac80211 TDLS handling flaw: NL80211_TDLS_ENABLE_LINK could run TDLS-side effects on non‑TDLS peers. A kernel patch adds an early sta->sta.tdls check to ensure only true TDLS peers proceed, preventing unintended channel HT-protection changes. Remediation is ...

CVE-2025-52909

The CVE-2025-52909 entry concerns a vulnerability in the Wi‑Fi driver for Samsung Exynos (multiple models: 980, 850, 1280, 1330, 1380, 1480, 1580, W920, W930, W1000). Root cause: incorrect handling of NL80211 vendor commands allows a buffer overflow via a specific ioctl message. Impact: highly cr...

PT-2026-30844

An issue was discovered in the Wi-Fi driver in Samsung Mobile Processor and Wearable Processor Exynos 980, 850, 1280, 1330, 1380, 1480, 1580, W920, W930, and W1000. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow via a certain ioctl message, issue 2 of 2...

Azure Linux 3.0 Security Update: kernel (CVE-2024-56663)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-56663 advisory. - In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: fix NL80211ATTRMLOLINKID...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003799)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003799 advisory. A memory leak in the nl80211getftmresponderstats function in net/wireless/nl80211.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004110)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004110 advisory. A memory leak in the nl80211getftmresponderstats function in net/wireless/nl80211.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004145)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004145 advisory. An issue was discovered in net/wireless/nl80211.c in the Linux kernel through 5.2.17. It does not check the length of variable elements in a beacon head, leading to ...