UBUNTU-CVE-2021-47612

In the Linux kernel, the following vulnerability has been resolved: nfc: fix segfault in nfcgenldumpdevicesdone When kmalloc in nfcgenldumpdevices fails then nfcgenldumpdevicesdone segfaults as below KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f CPU: 0 PID: 25 Comm:...

CVE-2021-47612 nfc: fix segfault in nfc_genl_dump_devices_done

In the Linux kernel, the following vulnerability has been resolved: nfc: fix segfault in nfcgenldumpdevicesdone When kmalloc in nfcgenldumpdevices fails then nfcgenldumpdevicesdone segfaults as below KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f CPU: 0 PID: 25 Comm:...

CVE-2021-47612

CVE-2021-47612 (Linux kernel) — A vulnerability in nf cGenl dump paths can cause a null-pointer dereference and kernel crash when kmalloc in nfc_genl_dump_devices() fails, leading to a segfault in nfc_genl_dump_devices_done and related netlink/worker threads. The issue is fixed in the Linux kerne...

CVE-2021-47612 nfc: fix segfault in nfc_genl_dump_devices_done

In the Linux kernel, the following vulnerability has been resolved: nfc: fix segfault in nfcgenldumpdevicesdone When kmalloc in nfcgenldumpdevices fails then nfcgenldumpdevicesdone segfaults as below KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f CPU: 0 PID: 25 Comm:...

CVE-2024-36915

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

SUSE CVE-2024-36915

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

CVE-2024-36915

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

DEBIAN-CVE-2024-36915

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

CVE-2024-36915

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

UBUNTU-CVE-2024-36915

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

CVE-2024-36915 nfc: llcp: fix nfc_llcp_setsockopt() unsafe copies

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

CVE-2024-36915

CVE-2024-36915 concerns the Linux kernel’s NFC LLCP path where nfc_llcp_setsockopt() could unsafe-copy from user-supplied sockptr data, triggering a slab-out-of-bounds read. Symptom traces show reads of 4 bytes at a user task, linked to copy_from_sockptr() and inline copy_from_sockptr_offset; the...

CVE-2024-36915 nfc: llcp: fix nfc_llcp_setsockopt() unsafe copies

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel, which stems from a vulnerability in the nfc:llcp module...

Ubuntu 22.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-6795-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6795-1 advisory. Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux kernel contained a race condition during device removal, leading to a use-...

SUSE CVE-2021-47518

In the Linux kernel, the following vulnerability has been resolved: nfc: fix potential NULL pointer deref in nfcgenldumpsesdone The done netlink callback nfcgenldumpsesdone should check if received argument is non-NULL, because its allocation could fail earlier in dumpit nfcgenldumpses...

CVE-2021-47518

In the Linux kernel, the following vulnerability has been resolved: nfc: fix potential NULL pointer deref in nfcgenldumpsesdone The done netlink callback nfcgenldumpsesdone should check if received argument is non-NULL, because its allocation could fail earlier in dumpit nfcgenldumpses...

CVE-2021-47442

In the Linux kernel, the following vulnerability has been resolved: NFC: digital: fix possible memory leak in digitalinsendsddreq 'skb' is allocated in digitalinsendsddreq, but not free when digitalinsendcmd failed, which will cause memory leak. Fix it by freeing 'skb' if digitalinsendcmd return...

CVE-2021-47518

In the Linux kernel, the following vulnerability has been resolved: nfc: fix potential NULL pointer deref in nfcgenldumpsesdone The done netlink callback nfcgenldumpsesdone should check if received argument is non-NULL, because its allocation could fail earlier in dumpit nfcgenldumpses...

DEBIAN-CVE-2021-47518

In the Linux kernel, the following vulnerability has been resolved: nfc: fix potential NULL pointer deref in nfcgenldumpsesdone The done netlink callback nfcgenldumpsesdone should check if received argument is non-NULL, because its allocation could fail earlier in dumpit nfcgenldumpses...