SUSE CVE-2024-26947

In the Linux kernel, the following vulnerability has been resolved: ARM: 9359/1: flush: check if the folio is reserved for no-mapping addresses Since commit a4d5613c4dc6 "arm: extend pfnvalid to take into account freed memory map alignment" changes the semantics of pfnvalid to check presence of t...

PT-2024-28424

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a potential kernel crash when multiple napi instances redirect to the same AF XDP socket. This can happen when the linked list of sockets to flush gets corrupted ...

PT-2024-9313

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a use-after-free vulnerability in the cachefiles component of the Linux kernel. This vulnerability can be exploited to potentially elevate privileges. The...

SUSE CVE-2021-47414

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

SUSE CVE-2023-52743

In the Linux kernel, the following vulnerability has been resolved: ice: Do not use WQMEMRECLAIM flag for workqueue When both ice and the irdma driver are loaded, a warning in checkflushdependency is being triggered. This is due to ice driver workqueue being allocated with the WQMEMRECLAIM flag a...

QEMU: virtio-net: stack buffer overflow in virtio_net_flush_tx()

A stack based buffer overflow was found in the virtio-net device of QEMU. This issue occurs when flushing TX in the virtionetflushtx function if guest features VIRTIONETFHASHREPORT, VIRTIOFVERSION1 and VIRTIONETFMRGRXBUF are enabled. This could allow a malicious user to overwrite local variables...

kernel: md/raid5-cache: fix a deadlock in r5l_exit_log()

A deadlock vulnerability was found in the md RAID5 cache r5l subsystem in the Linux kernel. In r5lexitlog, flushwork is called while holding reconfigmutex, which waits for disablewritebackwork to complete. However, r5cdisablewritebackasync calls waitevent which requires conf-log to be NULL, but...

kernel: ACPI: EC: Fix oops when removing custom query handlers

A flaw was found in the Linux kernel's ACPI Embedded Controller EC subsystem. When removing custom query handlers, a kernel oops can occur if the handler is still being executed in the EC query workqueue while the module containing the callback function is being unloaded. The fix ensures the...

kernel: md/raid5-cache: fix null-ptr-deref for r5l_flush_stripe_to_raid()

In the Linux kernel, the following vulnerability has been resolved: md/raid5-cache: fix null-ptr-deref for r5lflushstripetoraid r5lflushstripetoraid will check if the list 'flushingios' is empty, and then submit 'flushbio', however, r5llogflushendio is clearing the list first and then clear the...

CVE-2021-47449 ice: fix locking for Tx timestamp tracking flush

In the Linux kernel, the following vulnerability has been resolved: ice: fix locking for Tx timestamp tracking flush Commit 4dd0d5c33c3e "ice: add lock around Tx timestamp tracker flush" added a lock around the Tx timestamp tracker flow which is used to cleanup any left over SKBs and prepare for...

DEBIAN-CVE-2023-52743

In the Linux kernel, the following vulnerability has been resolved: ice: Do not use WQMEMRECLAIM flag for workqueue When both ice and the irdma driver are loaded, a warning in checkflushdependency is being triggered. This is due to ice driver workqueue being allocated with the WQMEMRECLAIM flag a...

UBUNTU-CVE-2023-52743

In the Linux kernel, the following vulnerability has been resolved: ice: Do not use WQMEMRECLAIM flag for workqueue When both ice and the irdma driver are loaded, a warning in checkflushdependency is being triggered. This is due to ice driver workqueue being allocated with the WQMEMRECLAIM flag a...

DEBIAN-CVE-2021-47414

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

CVE-2021-47371

In the Linux kernel, the following vulnerability has been resolved: nexthop: Fix memory leaks in nexthop notification chain listeners syzkaller discovered memory leaks 1 that can be reduced to the following commands: ip nexthop add id 1 blackhole devlink dev reload pci/0000:06:00.0 As part of the...

UBUNTU-CVE-2021-47291

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix another slab-out-of-bounds in fib6nhflushexceptions While running the self-tests on a KASAN enabled kernel, I observed a slab-out-of-bounds splat very similar to the one reported in commit 821bbf79fe46 "ipv6: Fix KASAN:...

CVE-2021-47414

Summary: CVE-2021-47414 concerns a Linux kernel vulnerability on RISCV (SiFive HiFive Unmatched) where ftrace patching may trigger an illegal instruction due to icache/dcache synchronization across CPUs. The root cause is that icache of the current CPU is not flushed before other CPUs are asked t...

CVE-2021-47414 riscv: Flush current cpu icache before other cpus

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops - illegal instruction 1 0.000000...

SUSE CVE-2024-35791

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Flush pages under kvm-lock to fix UAF in svmregisterencregion Do the cache flush of converted pages in svmregisterencregion before dropping kvm-lock to fix use-after-free issues where region and/or its array of pages...

SUSE CVE-2024-35929

In the Linux kernel, the following vulnerability has been resolved: rcu/nocb: Fix WARNONONCE in the rcunocbbypasslock For the kernels built with CONFIGRCUNOCBCPUDEFAULTALL=y and CONFIGRCULAZY=y, the following scenarios will trigger WARNONONCE in the rcunocbbypasslock and rcunocbwaitcontended...

SUSE CVE-2024-36001

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix the pre-flush when appending to a file in writethrough mode In netfsperformwrite, when the file is marked NETFSICTXWRITETHROUGH or OSYNC or RWFSYNC was specified, write-through caching is performed on a buffered file...