kernel: wifi: mac80211: Set n_channels after allocating struct cfg80211_scan_request

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Set nchannels after allocating struct cfg80211scanrequest Make sure that nchannels is set after allocating the struct cfg80211registereddevice::intscanreq member. Seen with syzkaller: UBSAN:...

kernel: wifi: mac80211: don't flush non-uploaded STAs

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't flush non-uploaded STAs If STA state is pre-moved to AUTHORIZED such as in IBSS scenarios and insertion fails, the station is freed. In this case, the driver never knew about the station, so trying to flush ...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990425)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990425 advisory. In the Linux kernel, the following vulnerability has been resolved: mac80211: fix potential double free on mesh join While commit 6a01afcf8468 mac80211: mesh: Free ...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990474)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990474 advisory. In the Linux kernel, the following vulnerability has been resolved: mac80211: limit injected vht mcs/nss in ieee80211parsetxradiotap Limit max values for vht mcs and...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990561)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990561 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't return unset power in ieee80211gettxpower We can get a UBSAN warning if...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989481)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989481 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't return unset power in ieee80211gettxpower We can get a UBSAN warning if...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989716)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989716 advisory. In the Linux kernel, the following vulnerability has been resolved: mac80211: limit injected vht mcs/nss in ieee80211parsetxradiotap Limit max values for vht mcs and...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989548)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989548 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix queue selection for mesh/OCB interfaces When using iTXQ, the code assumes tha...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989707)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989707 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix use-after-free in chanctx code In ieee80211vifusereservedcontext, when we hav...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989181)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989181 advisory. In the Linux kernel, the following vulnerability has been resolved: mac80211: validate extended element ID is present Before attempting to parse an extended element,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988933)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988933 advisory. In the Linux kernel, the following vulnerability has been resolved: mac80211: track only QoS data frames for admission control For admission control, obviously all o...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990264)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990264 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: mesh: Fix leak of meshpreqqueue objects The hwmp code use objects of type...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989124)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989124 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: sdata can be NULL during AMPDU start ieee80211txbasessionhandlestart may get NUL...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988940)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988940 advisory. In the Linux kernel, the following vulnerability has been resolved: mac80211: fix potential double free on mesh join While commit 6a01afcf8468 mac80211: mesh: Free ...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989005)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989005 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't return unset power in ieee80211gettxpower We can get a UBSAN warning if...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988836)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988836 advisory. In the Linux kernel, the following vulnerability has been resolved: mac80211-hwsim: fix late beacon hrtimer handling Thomas explained in...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-990127)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990127 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: mesh: Fix leak of meshpreqqueue objects The hwmp code use objects of type...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988946)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988946 advisory. In the Linux kernel, the following vulnerability has been resolved: mac80211: fix skb length check in ieee80211scanrx Replace hard-coded compile-time constants for...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-990305)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990305 advisory. In the Linux kernel, the following vulnerability has been resolved: Revert wifi: mac80211: fix memory leak in ieee80211ifadd This reverts commit...

kernel: wifi: mac80211: check S1G action frame size

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame...