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linux mac80211 - vulnerabilities and exploits
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NA
CVE-2022-39842
An issue exists in the Linux kernel prior to 5.19. In pxa3xx_gcu_write in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict of size_t versus int, causing an integer overflow and bypassing the size check. After that, because it is used as the third argument...
Linux Linux Kernel 5.19
Linux Linux Kernel
Debian Debian Linux 10.0
Debian Debian Linux 11.0
NA
CVE-2022-39188
An issue exists in include/asm-generic/tlb.h in the Linux kernel prior to 5.19. Because of a race condition (unmap_mapping_range versus munmap), a device driver can free a page while it still has stale TLB entries. This only occurs in situations with VM_PFNMAP VMAs.
Linux Linux Kernel
Debian Debian Linux 10.0
Debian Debian Linux 11.0
NA
CVE-2022-2663
An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.
Linux Linux Kernel -
Debian Debian Linux 10.0
Debian Debian Linux 11.0
NA
CVE-2022-3061
Found Linux Kernel flaw in the i740 driver. The Userspace program could pass any values to the driver through ioctl() interface. The driver doesn't check the value of 'pixclock', so it may cause a divide by zero error.
Linux Linux Kernel 5.18
Debian Debian Linux 10.0
Debian Debian Linux 11.0
NA
CVE-2022-1184
A use-after-free flaw was found in fs/ext4/namei.c:dx_insert_block() in the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with a user privilege to cause a denial of service.
Linux Linux Kernel 2.6.12
Linux Linux Kernel
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
Debian Debian Linux 10.0
Debian Debian Linux 11.0
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
NA
CVE-2022-0171
A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root (host) user-level application to crash the host kernel by creating a confidential guest VM instance in AMD CPU that supports Secure Encrypted Virtualization (SEV).
Linux Linux Kernel 5.18
Linux Linux Kernel
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
Debian Debian Linux 10.0
Debian Debian Linux 11.0
NA
CVE-2021-4037
A vulnerability was found in the fs/inode.c:inode_init_owner() function logic of the LInux kernel that allows local users to create files for the XFS file-system with an unintended group ownership and with group execution and SGID permission bits set, in a scenario where a direct...
Linux Linux Kernel
Debian Debian Linux 10.0
Debian Debian Linux 11.0
6.9
CVSSv2
CVE-2021-3573
A use-after-free in function hci_sock_bound_ioctl() of the Linux kernel HCI subsystem was found in the way user calls ioct HCIUNBLOCKADDR or other way triggers race condition of the call hci_unregister_dev() together with one of the calls hci_sock_blacklist_add(), hci_sock_blackl...
Linux Linux Kernel 5.13
Linux Linux Kernel
Redhat Enterprise Linux 7.0
Redhat Enterprise Linux 6.0
Redhat Enterprise Linux 8.0
Fedoraproject Fedora 34
2.1
CVSSv2
CVE-2021-38208
net/nfc/llcp_sock.c in the Linux kernel prior to 5.12.10 allows local unprivileged users to cause a denial of service (NULL pointer dereference and BUG) by making a getsockname call after a certain type of failure of a bind call.
Linux Linux Kernel
2.1
CVSSv2
CVE-2021-38206
The mac80211 subsystem in the Linux kernel prior to 5.12.13, when a device supporting only 5 GHz is used, allows malicious users to cause a denial of service (NULL pointer dereference in the radiotap parser) by injecting a frame with 802.11a rates.
Linux Linux Kernel
CVSSv2
CVSSv2
CVSSv3
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