UBUNTU-CVE-2024-43834

In the Linux kernel, the following vulnerability has been resolved: xdp: fix invalid wait context of pagepooldestroy If the driver uses a page pool, it creates a page pool with pagepoolcreate. The reference count of page pool is 1 as default. A page pool will be destroyed only when a reference...

AZL-49746 CVE-2024-42297 affecting package kernel for versions less than 5.15.167.1-1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to don't dirty inode for readonly filesystem syzbot reports f2fs bug as below: kernel BUG at fs/f2fs/inode.c:933! RIP: 0010:f2fsevictinode+0x1576/0x1590 fs/f2fs/inode.c:933 Call Trace: evict+0x2a4/0x620 fs/inode.c:664...

DEBIAN-CVE-2024-42266

In the Linux kernel, the following vulnerability has been resolved: btrfs: make cowfilerangeinline honor lockedpage on error The btrfs buffered write path runs through extentwritepage which has some tricky return value handling for writepagedelalloc. Specifically, when that returns 1, we exit, bu...

UBUNTU-CVE-2024-42299

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Update log-pagemask,bits if log-pagesize changed If an NTFS file system is mounted to another system with different PAGESIZE from the original system, log-pagesize will change in logreplay, but log-pagemask,bits don't...

CVE-2024-42294 block: fix deadlock between sd_remove & sd_release

In the Linux kernel, the following vulnerability has been resolved: block: fix deadlock between sdremove & sdrelease Our test report the following hung task: 2538.459400 INFO: task "kworker/0:0":7 blocked for more than 188 seconds. 2538.459427 Call trace: 2538.459430 switchto+0x174/0x338...

kernel: proc/vmcore: fix clearing user buffer by properly using clear_user()

In the Linux kernel, the following vulnerability has been resolved: proc/vmcore: fix clearing user buffer by properly using clearuser To clear a user buffer we cannot simply use memset, we have to use clearuser. With a virtio-mem device that registers a vmcorecb and has some logically unplugged...

kernel: rtnetlink: Correct nested IFLA_VF_VLAN_LIST attribute validation

In the Linux kernel, the following vulnerability has been resolved: rtnetlink: Correct nested IFLAVFVLANLIST attribute validation Each attribute inside a nested IFLAVFVLANLIST is assumed to be a struct iflavfvlaninfo so the size of such attribute needs to be at least of sizeofstruct iflavfvlaninf...

kernel: net/sunrpc: fix reference count leaks in rpc_sysfs_xprt_state_change

A memory leak flaw was found in the Linux kernel’s SunRpc filesystem sysfs. This flaw allows a local user to crash the system...

kernel: cifs: Fix memory leak when build ntlmssp negotiate blob failed

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix memory leak when build ntlmssp negotiate blob failed There is a memory leak when mount cifs: unreferenced object 0xffff888166059600 size 448: comm "mount.cifs", pid 51391, jiffies 4295596373 age 330.596s hex dump first ...

kernel: sched/psi: Fix use-after-free in ep_remove_wait_queue()

In the Linux kernel, the following vulnerability has been resolved: sched/psi: Fix use-after-free in epremovewaitqueue If a non-root cgroup gets removed when there is a thread that registered trigger and is polling on a pressure file within the cgroup, the polling waitqueue gets freed in the...

kernel: ipvlan: add ipvlan_route_v6_outbound() helper

In the Linux kernel, the following vulnerability has been resolved: ipvlan: add ipvlanroutev6outbound helper Inspired by syzbot reports using a stack of multiple ipvlan devices. Reduce stack size needed in ipvlanprocessv6outbound by moving the flowi6 struct used for the route lookup in an non...

kernel: x86/xen: Add some null pointer checking to smp.c

REJECTED CVE In the Linux kernel, the following vulnerability has been resolved: x86/xen: Add some null pointer checking to smp.c The Linux kernel CVE team has assigned CVE-2024-26908 to this issue...

kernel: x86/mce: Make sure to grab mce_sysfs_mutex in set_bank()

No description is available for this CVE...

kernel: drm/vmwgfx: Fix invalid reads in fence signaled events

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix invalid reads in fence signaled events Correctly set the length of the drmevent to the size of the structure that's actually used. The length of the drmevent was set to the parent structure instead of to the...

kernel: af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

kernel: xfs: fix log recovery buffer allocation for the legacy h_size fixup

A security vulnerability has been discovered in the Linux kernel's XFS file system implementation, specifically within the xloglogrechblks function. This flaw arises from an inadequate log recovery buffer allocation during the processing of legacy header size adjustments. The vulnerability can be...

kernel: bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set()

In the Linux kernel, the following vulnerability has been resolved: bonding: Fix out-of-bounds read in bondoptionarpiptargetsset In function bondoptionarpiptargetsset, if newval-string is an empty string, newval-string+1 will point to the byte after the string, causing an out-of-bound read. BUG:...

kernel: SUNRPC: Fix a suspicious RCU usage warning

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix a suspicious RCU usage warning I received the following warning while running cthon against an ontap server running pNFS: 57.202521 ============================= 57.202522 WARNING: suspicious RCU usage 57.202523...

kernel: block: fix overflow in blk_ioctl_discard()

In the Linux kernel, the following vulnerability has been resolved: block: fix overflow in blkioctldiscard There is no check for overflow of 'start + len' in blkioctldiscard. Hung task occurs if submit an discard ioctl with the following param: start = 0x80000000000ff000, len = 0x8000000000fff000...

kernel: pinctrl: core: delete incorrect free in pinctrl_enable()

In the Linux kernel, the following vulnerability has been resolved: pinctrl: core: delete incorrect free in pinctrlenable The "pctldev" struct is allocated in devmpinctrlregisterandinit. It's a devm managed pointer that is freed by devmpinctrldevrelease, so freeing it in pinctrlenable will lead t...