CVE-2022-49021

In the Linux kernel, the following vulnerability has been resolved: net: phy: fix null-ptr-deref while probe failed I got a null-ptr-deref report as following when doing fault injection test: BUG: kernel NULL pointer dereference, address: 0000000000000058 Oops: 0000 1 PREEMPT SMP KASAN PTI CPU: 1...

CVE-2022-48983

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

CVE-2022-49007

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL pointer dereference in nilfspalloccommitfreeentry Syzbot reported a null-ptr-deref bug: NILFS loop0: segctord starting. Construction interval = 5 seconds, CP frequency 3c 02 00 0f 85 26 05 00 00 49 8b 46 10 be a6...

CVE-2022-48983

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

CVE-2022-49021 net: phy: fix null-ptr-deref while probe() failed

In the Linux kernel, the following vulnerability has been resolved: net: phy: fix null-ptr-deref while probe failed I got a null-ptr-deref report as following when doing fault injection test: BUG: kernel NULL pointer dereference, address: 0000000000000058 Oops: 0000 1 PREEMPT SMP KASAN PTI CPU: 1...

CVE-2022-49021 net: phy: fix null-ptr-deref while probe() failed

In the Linux kernel, the following vulnerability has been resolved: net: phy: fix null-ptr-deref while probe failed I got a null-ptr-deref report as following when doing fault injection test: BUG: kernel NULL pointer dereference, address: 0000000000000058 Oops: 0000 1 PREEMPT SMP KASAN PTI CPU: 1...

CVE-2022-49021

CVE-2022-49021 affects the Linux kernel’s PCI/phy probing path. A null-pointer dereference can occur during device removal if phy_attach_direct() fails after initializing dev->driver but before binding a driver (device_bind_driver not called). This leaves the knode_driver entry uninitialized, ...

CVE-2022-49007 nilfs2: fix NULL pointer dereference in nilfs_palloc_commit_free_entry()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL pointer dereference in nilfspalloccommitfreeentry Syzbot reported a null-ptr-deref bug: NILFS loop0: segctord starting. Construction interval = 5 seconds, CP frequency 3c 02 00 0f 85 26 05 00 00 49 8b 46 10 be a6...

CVE-2022-48983

CVE-2022-48983 is a Linux kernel vulnerability where a NULL pointer dereference in io_tctx_exit_cb() could occur during io_uring/cancellation interplay, leading to a kernel panic. The issue arose when task_work added by io_ring_exit_work() could race with cancellation of exec work, causing curren...

CVE-2022-48983 io_uring: Fix a null-ptr-deref in io_tctx_exit_cb()

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

CVE-2022-48983 io_uring: Fix a null-ptr-deref in io_tctx_exit_cb()

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

CVE-2022-48970

CVE-2022-48970 : In the Linux kernel, a NULL pointer dereference in af_unix handling can occur when unix_diag_get_exact() processes a netlink message because a newly allocated skb may not have skb->sk. The root cause is that unix_diag_get_exact() must obtain the user namespace from the NETLINK...

CVE-2022-48970 af_unix: Get user_ns from in_skb in unix_diag_get_exact().

In the Linux kernel, the following vulnerability has been resolved: afunix: Get userns from inskb in unixdiaggetexact. Wei Chen reported a NULL deref in skuserns 01, and Paolo diagnosed the root cause: in unixdiaggetexact, the newly allocated skb does not have sk. 2 We must get the userns from th...

CVE-2024-50062 RDMA/rtrs-srv: Avoid null pointer deref during path establishment

In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs-srv: Avoid null pointer deref during path establishment For RTRS path establishment, RTRS client initiates and completes connum of connections. After establishing all its connections, the information is exchanged betwee...

CVE-2024-49979

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix tcp fraglist segmentation after pull from fraglist Detect tcp gso fraglist skbs with corrupted geometry see below and pass these to skbsegment instead of skbsegmentlist, as the first can segment them correctly. Vali...

CVE-2024-50000

CVE-2024-50000 affects the Linux kernel mlx5e driver: in mlx5e_tir_builder_alloc(), kvzalloc() may return NULL and the code dereferences it, causing a NULL pointer dereference. The vulnerability is fixed by the upstream patch in the Linux kernel; remediation is to upgrade to a version containing ...

CVE-2024-50000 net/mlx5e: Fix NULL deref in mlx5e_tir_builder_alloc()

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix NULL deref in mlx5etirbuilderalloc In mlx5etirbuilderalloc kvzalloc may return NULL which is dereferenced on the next line in a reference to the modify field. Found by Linux Verification Center linuxtesting.org wit...

CVE-2024-50000 net/mlx5e: Fix NULL deref in mlx5e_tir_builder_alloc()

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix NULL deref in mlx5etirbuilderalloc In mlx5etirbuilderalloc kvzalloc may return NULL which is dereferenced on the next line in a reference to the modify field. Found by Linux Verification Center linuxtesting.org wit...

CVE-2024-49979 net: gso: fix tcp fraglist segmentation after pull from frag_list

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix tcp fraglist segmentation after pull from fraglist Detect tcp gso fraglist skbs with corrupted geometry see below and pass these to skbsegment instead of skbsegmentlist, as the first can segment them correctly. Vali...

CVE-2024-49978 gso: fix udp gso fraglist segmentation after pull from frag_list

In the Linux kernel, the following vulnerability has been resolved: gso: fix udp gso fraglist segmentation after pull from fraglist Detect gso fraglist skbs with corrupted geometry see below and pass these to skbsegment instead of skbsegmentlist, as the first can segment them correctly. Valid...