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 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-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-2024-49979 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...

CVE-2024-49957 ocfs2: fix null-ptr-deref when journal load failed.

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix null-ptr-deref when journal load failed. During the mounting process, if journalreset fails because of too short journal, then lead to jbd2journalload fails with NULL jsbbuffer. Subsequently, ocfs2journalshutdown calls...

CVE-2024-49944 sctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start

In the Linux kernel, the following vulnerability has been resolved: sctp: set skstate back to CLOSED if autobind fails in sctplistenstart In sctplistenstart invoked by sctpinetlisten, it should set the skstate back to CLOSED if sctpautobind fails due to whatever reason. Otherwise, next time when...

CVE-2024-49891 scsi: lpfc: Validate hdwq pointers before dereferencing in reset/errata paths

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Validate hdwq pointers before dereferencing in reset/errata paths When the HBA is undergoing a reset or is handling an errata event, NULL ptr dereference crashes may occur in routines such as lpfcsliflushiorings,...

CVE-2024-49863 vhost/scsi: null-ptr-dereference in vhost_scsi_get_req()

In the Linux kernel, the following vulnerability has been resolved: vhost/scsi: null-ptr-dereference in vhostscsigetreq Since commit 3f8ca2e115e5 "vhost/scsi: Extract common handling code from control queue handler" a null pointer dereference bug can be triggered when guest sends an SCSI AN...

CVE-2024-49863 vhost/scsi: null-ptr-dereference in vhost_scsi_get_req()

In the Linux kernel, the following vulnerability has been resolved: vhost/scsi: null-ptr-dereference in vhostscsigetreq Since commit 3f8ca2e115e5 "vhost/scsi: Extract common handling code from control queue handler" a null pointer dereference bug can be triggered when guest sends an SCSI AN...

CVE-2024-47684

A flaw was found in the TCP implementation in the Linux kernel. A NULL pointer dereference can be triggered from the Tail Loss Probe TLP path and from the Recent ACKnowledgment RACK case, resulting in a denial of service. Mitigation Mitigation for this issue is either not available or the current...

CVE-2024-47699

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential null-ptr-deref in nilfsbtreeinsert Patch series "nilfs2: fix potential issues with empty b-tree nodes". This series addresses three potential issues with empty b-tree nodes that can occur with corrupted...

CVE-2024-47688

In the Linux kernel, the following vulnerability has been resolved: driver core: Fix a potential null-ptr-deref in moduleadddriver Inject fault while probing of-fpga-region, if kasprintf fails in moduleadddriver, the second sysfsremovelink in exit path will cause null-ptr-deref as below because...

CVE-2024-47688 driver core: Fix a potential null-ptr-deref in module_add_driver()

In the Linux kernel, the following vulnerability has been resolved: driver core: Fix a potential null-ptr-deref in moduleadddriver Inject fault while probing of-fpga-region, if kasprintf fails in moduleadddriver, the second sysfsremovelink in exit path will cause null-ptr-deref as below because...

CVE-2024-47688 driver core: Fix a potential null-ptr-deref in module_add_driver()

In the Linux kernel, the following vulnerability has been resolved: driver core: Fix a potential null-ptr-deref in moduleadddriver Inject fault while probing of-fpga-region, if kasprintf fails in moduleadddriver, the second sysfsremovelink in exit path will cause null-ptr-deref as below because...

CVE-2024-47688 driver core: Fix a potential null-ptr-deref in module_add_driver()

In the Linux kernel, the following vulnerability has been resolved: driver core: Fix a potential null-ptr-deref in moduleadddriver Inject fault while probing of-fpga-region, if kasprintf fails in moduleadddriver, the second sysfsremovelink in exit path will cause null-ptr-deref as below because...

CVE-2024-47688

CVE-2024-47688 (Linux kernel) involves a potential null-pointer dereference in driver core during module_add_driver() probing for of-fpga-region. If kasprintf() fails, the exit path’s second sysfs_remove_link() could dereference a NULL driver_name because kernfs_name_hash() calls strlen() on NULL...

CVE-2024-47684 tcp: check skb is non-NULL in tcp_rto_delta_us()

In the Linux kernel, the following vulnerability has been resolved: tcp: check skb is non-NULL in tcprtodeltaus We have some machines running stock Ubuntu 20.04.6 which is their 5.4.0-174-generic kernel that are running ceph and recently hit a null ptr dereference in tcprearmrto. Initially hittin...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-44935)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-44935 advisory. - In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in...