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...

CVE-2021-47145

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...

CVE-2021-47162 tipc: skb_linearize the head skb when reassembling msgs

In the Linux kernel, the following vulnerability has been resolved: tipc: skblinearize the head skb when reassembling msgs It's not a good idea to append the frag skb to a skb's fraglist if the fraglist already has skbs from elsewhere, such as this skb was created by pskbcopy where the fraglist w...

CVE-2021-47162 tipc: skb_linearize the head skb when reassembling msgs

In the Linux kernel, the following vulnerability has been resolved: tipc: skblinearize the head skb when reassembling msgs It's not a good idea to append the frag skb to a skb's fraglist if the fraglist already has skbs from elsewhere, such as this skb was created by pskbcopy where the fraglist w...

CVE-2021-47162

In the Linux kernel, the following vulnerability has been resolved: tipc: skblinearize the head skb when reassembling msgs It's not a good idea to append the frag skb to a skb's fraglist if the fraglist already has skbs from elsewhere, such as this skb was created by pskbcopy where the fraglist w...

CVE-2021-47145

CVE-2021-47145 affects the Linux kernel (btrfs) where a BUG_ON in link_to_fixup_dir can trigger a kernel panic during error paths in log recovery. The description shows a replay/recover flow (replay_one_buffer, btrfs_recover_log_trees, open_ctree) panicking with an invalid opcode in fs/btrfs/tree...

CVE-2021-47145

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...

CVE-2021-47162

In the Linux kernel, the following vulnerability has been resolved: tipc: skblinearize the head skb when reassembling msgs It's not a good idea to append the frag skb to a skb's fraglist if the fraglist already has skbs from elsewhere, such as this skb was created by pskbcopy where the fraglist w...

CVE-2021-47170

In the Linux kernel, the following vulnerability has been resolved: USB: usbfs: Don't WARN about excessively large memory allocations Syzbot found that the kernel generates a WARNing if the user tries to submit a bulk transfer through usbfs with a buffer that is way too large. This isn't a bug in...

SUSE CVE-2024-26634

In the Linux kernel, the following vulnerability has been resolved: net: fix removing a namespace with conflicting altnames Mark reports a BUG when a net namespace is removed. kernel BUG at net/core/dev.c:11520! Physical interfaces moved outside of initnet get "refunded" to initnet when that...

DEBIAN-CVE-2024-26634

In the Linux kernel, the following vulnerability has been resolved: net: fix removing a namespace with conflicting altnames Mark reports a BUG when a net namespace is removed. kernel BUG at net/core/dev.c:11520! Physical interfaces moved outside of initnet get "refunded" to initnet when that...

CVE-2024-26634 net: fix removing a namespace with conflicting altnames

In the Linux kernel, the following vulnerability has been resolved: net: fix removing a namespace with conflicting altnames Mark reports a BUG when a net namespace is removed. kernel BUG at net/core/dev.c:11520! Physical interfaces moved outside of initnet get "refunded" to initnet when that...

CVE-2021-47099

In the Linux kernel, the following vulnerability has been resolved: veth: ensure skb entering GRO are not cloned. After commit d3256efd8e8b "veth: allow enabling NAPI even without XDP", if GRO is enabled on a veth device and TSO is disabled on the peer device, TCP skbs will go through the NAPI...

CVE-2021-47090

In the Linux kernel, the following vulnerability has been resolved: mm/hwpoison: clear MFCOUNTINCREASED before retrying getanypage Hulk Robot reported a panic in putpagetestzero when testing madvise with MADVSOFTOFFLINE. The BUG is triggered when retrying getanypage. This is because we keep...