wifi: mac80211_hwsim: Fix possible NULL dereference

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CVE-2025-40240

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

SUSE CVE-2025-40240

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

AZL-71404 CVE-2025-40264 affecting package kernel for versions less than 6.6.119.3-1

In the Linux kernel, the following vulnerability has been resolved: be2net: pass wrbparams in case of OS2BMC beinsertvlaninpkt is called with the wrbparams argument being NULL at besendpkttobmc call site. This may lead to dereferencing a NULL pointer when processing a workaround for specific...

AZL-71375 CVE-2025-40240 affecting package kernel for versions less than 6.6.117.1-1

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

CVE-2025-40240

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

UBUNTU-CVE-2025-40264

In the Linux kernel, the following vulnerability has been resolved: be2net: pass wrbparams in case of OS2BMC beinsertvlaninpkt is called with the wrbparams argument being NULL at besendpkttobmc call site. This may lead to dereferencing a NULL pointer when processing a workaround for specific...

UBUNTU-CVE-2025-40240

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

CVE-2025-40264 be2net: pass wrb_params in case of OS2BMC

In the Linux kernel, the following vulnerability has been resolved: be2net: pass wrbparams in case of OS2BMC beinsertvlaninpkt is called with the wrbparams argument being NULL at besendpkttobmc call site. This may lead to dereferencing a NULL pointer when processing a workaround for specific...

CVE-2025-40255 net: core: prevent NULL deref in generic_hwtstamp_ioctl_lower()

In the Linux kernel, the following vulnerability has been resolved: net: core: prevent NULL deref in generichwtstampioctllower The ethtool tsconfig Netlink path can trigger a null pointer dereference. A call chain such as: tsconfigpreparedata - devgethwtstampphylib - vlanhwtstampget -...

CVE-2025-40255 net: core: prevent NULL deref in generic_hwtstamp_ioctl_lower()

In the Linux kernel, the following vulnerability has been resolved: net: core: prevent NULL deref in generichwtstampioctllower The ethtool tsconfig Netlink path can trigger a null pointer dereference. A call chain such as: tsconfigpreparedata - devgethwtstampphylib - vlanhwtstampget -...

CVE-2025-40255

In the Linux kernel, the following vulnerability has been resolved: net: core: prevent NULL deref in generichwtstampioctllower The ethtool tsconfig Netlink path can trigger a null pointer dereference. A call chain such as: tsconfigpreparedata - devgethwtstampphylib - vlanhwtstampget -...

CVE-2025-40240 sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

CVE-2025-40240

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

CVE-2025-40240 sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

EUVD-2025-201219

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

CVE-2025-40240 sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

CVE-2025-40235 btrfs: directly free partially initialized fs_info in btrfs_check_leaked_roots()

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none

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PT-2025-49085

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s networking subsystem related to hardware timestamping. Specifically, a null pointer dereference can occur within the generic hwtstamp ioctl lower...