CVE-2024-26870

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fix nfs4listxattr kernel BUG at mm/usercopy.c:102 A call to listxattr with a buffer size = 0 returns the actual size of the buffer needed for a subsequent call. When size 0, nfs4listxattr does not return an error because...

CVE-2024-26880 dm: call the resume method on internal suspend

In the Linux kernel, the following vulnerability has been resolved: dm: call the resume method on internal suspend There is this reported crash when experimenting with the lvm2 testsuite. The list corruption is caused by the fact that the postsuspend and resume methods were not paired correctly;...

CVE-2024-26880 dm: call the resume method on internal suspend

In the Linux kernel, the following vulnerability has been resolved: dm: call the resume method on internal suspend There is this reported crash when experimenting with the lvm2 testsuite. The list corruption is caused by the fact that the postsuspend and resume methods were not paired correctly;...

CVE-2024-26870

CVE-2024-26870 describes a Linux kernel vulnerability in NFSv4.2 where listxattr could trigger a kernel BUG in mm/usercopy.c when size handling is incorrect. The connected Astra Linux entry mirrors the issue and provides a concrete fix: modify nfs4_listxattr() so that if size > 0 and the funct...

CVE-2024-26870 NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fix nfs4listxattr kernel BUG at mm/usercopy.c:102 A call to listxattr with a buffer size = 0 returns the actual size of the buffer needed for a subsequent call. When size 0, nfs4listxattr does not return an error because...

CVE-2024-26870 NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fix nfs4listxattr kernel BUG at mm/usercopy.c:102 A call to listxattr with a buffer size = 0 returns the actual size of the buffer needed for a subsequent call. When size 0, nfs4listxattr does not return an error because...

kernel: ext4: kernel bug in ext4_write_inline_data_end()

A flaw was found in the openEuler kernel in Linux filesystem modules that allows an integer overflow via mounting a corrupted filesystem. This issue affects the openEuler kernel in versions from 4.19.90 through 4.19.90-2401.3 and 5.10.0-60.18.0 through 5.10.0-183.0.0...

SUSE CVE-2024-26805

In the Linux kernel, the following vulnerability has been resolved: netlink: Fix kernel-infoleak-after-free in skbdatagramiter syzbot reported the following uninit-value access issue 1: netlinktofullskb creates a new skb and puts the skb-data passed as a 1st arg of netlinktofullskb onto new skb...

UBUNTU-CVE-2021-47217

In the Linux kernel, the following vulnerability has been resolved: x86/hyperv: Fix NULL deref in sethvtscchangecb if Hyper-V setup fails Check for a valid hvvpindex array prior to derefencing hvvpindex when setting Hyper-V's TSC change callback. If Hyper-V setup failed in hypervinit, the kernel...

CVE-2024-26746

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Ensure safe user copy of completion record If CONFIGHARDENEDUSERCOPY is enabled, copying completion record from event log cache to user triggers a kernel bug. 1987.159822 usercopy: Kernel memory exposure attempt...

UBUNTU-CVE-2024-26746

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Ensure safe user copy of completion record If CONFIGHARDENEDUSERCOPY is enabled, copying completion record from event log cache to user triggers a kernel bug. 1987.159822 usercopy: Kernel memory exposure attempt...

UBUNTU-CVE-2024-26783

In the Linux kernel, the following vulnerability has been resolved: mm/vmscan: fix a bug calling wakeupkswapd with a wrong zone index With numa balancing on, when a numa system is running where a numa node doesn't have its local memory so it has no managed zones, the following oops has been...

CVE-2024-26746

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Ensure safe user copy of completion record If CONFIGHARDENEDUSERCOPY is enabled, copying completion record from event log cache to user triggers a kernel bug. 1987.159822 usercopy: Kernel memory exposure attempt...

CVE-2024-26709

A vulnerability was found in the spaprtceplatformiommuattachdev function in the Linux kernel, where a missing call to the iommugroupput function can lead to a reference count leak for IOMMU groups during DLPAR operations. This vulnerability could lead to kernel panics and instability...

CVE-2024-26746

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Ensure safe user copy of completion record If CONFIGHARDENEDUSERCOPY is enabled, copying completion record from event log cache to user triggers a kernel bug. 1987.159822 usercopy: Kernel memory exposure attempt...

CVE-2024-26726

CVE-2024-26726 : In the Linux kernel, a Btrfs bug could panic when writing the free-space inode because the extent map was dropped on a write error and then looked up again, yielding EXTENT_MAP_HOLE on a second pass. The fix removes dropping the extent_map range for the failed free-space cache wr...

CVE-2024-26687

In the Linux kernel, the following vulnerability has been resolved: xen/events: close evtchn after mapping cleanup shutdownpirq and startuppirq are not taking the irqmappingupdatelock because they can't due to lock inversion. Both are called with the irqdesc-lock being taking. The lock order,...

CVE-2024-26687

CVE-2024-26687 concerns the Linux kernel xen/events subsystem. The issue arises from a lock-order inversion between irq_mapping_update_lock and irq_desc->lock in shutdown_pirq/startup_pirq paths, allowing race conditions where evtchn mappings can be torn down and re-established concurrently. S...

kernel: ext4: kernel bug in ext4_write_inline_data_end()

A flaw was found in the openEuler kernel in Linux filesystem modules that allows an integer overflow via mounting a corrupted filesystem. This issue affects the openEuler kernel in versions from 4.19.90 through 4.19.90-2401.3 and 5.10.0-60.18.0 through 5.10.0-183.0.0...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...