CVE-2022-50093

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: avoid invalid memory access via nodeonlineNUMANONODE KASAN reports: 4.668325 T0 BUG: KASAN: wild-memory-access in dmarparseonerhsa arch/x86/include/asm/bitops.h:214 arch/x86/include/asm/bitops.h:226...

DEBIAN-CVE-2022-50003

In the Linux kernel, the following vulnerability has been resolved: ice: xsk: prohibit usage of non-balanced queue id Fix the following scenario: 1. ethtool -L $IFACE rx 8 tx 96 2. xdpsock -q 10 -t -z Above refers to a case where user would like to attach XSK socket in txonly mode at a queue id...

CVE-2022-49994

In the Linux kernel, the following vulnerability has been resolved: bootmem: remove the vmemmap pages from kmemleak in putpagebootmem The vmemmap pages is marked by kmemleak when allocated from memblock. Remove it from kmemleak when freeing the page. Otherwise, when we reuse the page, kmemleak ma...

DEBIAN-CVE-2022-49984

In the Linux kernel, the following vulnerability has been resolved: HID: steam: Prevent NULL pointer dereference in steamrecv,sendreport It is possible for a malicious device to forgo submitting a Feature Report. The HID Steam driver presently makes no prevision for this and de-references the...

DEBIAN-CVE-2022-49970

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix kernel BUG in purgeeffectiveprogs Syzkaller reported a triggered kernel BUG as follows: ------------ cut here ------------ kernel BUG at kernel/bpf/cgroup.c:925! invalid opcode: 0000 1 PREEMPT SMP NOPTI CPU: 1 PI...

UBUNTU-CVE-2022-49942

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Don't finalize CSA in IBSS mode if state is disconnected When we are not connected to a channel, sending channel "switch" announcement doesn't make any sense. The BSS list is empty in that case. This causes the fo...

CVE-2022-49956

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix use after free bugs Read/WriteMACREG callbacks are NULL so the read/writemacreghdl functions don't do anything except free the "pcmd" pointer. It results in a use after free. Delete them...

CVE-2022-50226

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Use kzalloc for sev ioctl interfaces to prevent kernel memory leak For some sev ioctl interfaces, input may be passed that is less than or equal to SEVFWBLOBMAXSIZE, but larger than the data that PSP firmware return...

CVE-2022-50043

In the Linux kernel, the following vulnerability has been resolved: net: fix potential refcount leak in ndiscrouterdiscovery The issue happens on specific paths in the function. After both the object rt and neigh are grabbed successfully, when lifetime is nonzero but the metric needs change, the...

UBUNTU-CVE-2022-49977

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix NULL pointer dereference in isftracetrampoline when ftrace is dead ftracestartup does not remove ops from ftraceopslist when ftracestartupenable fails: registerftracefunction ftracestartup registerftracefunction...

UBUNTU-CVE-2022-49984

In the Linux kernel, the following vulnerability has been resolved: HID: steam: Prevent NULL pointer dereference in steamrecv,sendreport It is possible for a malicious device to forgo submitting a Feature Report. The HID Steam driver presently makes no prevision for this and de-references the...

UBUNTU-CVE-2022-50179

In the Linux kernel, the following vulnerability has been resolved: ath9k: fix use-after-free in ath9khifusbrxcb Syzbot reported use-after-free Read in ath9khifusbrxcb 0. The problem was in incorrect htchandle-drvpriv initialization. Probable call trace which can trigger use-after-free:...

CVE-2022-49947

In the Linux kernel, the following vulnerability has been resolved: binder: fix alloc-vmavmmm null-ptr dereference Syzbot reported a couple issues introduced by commit 44e602b4e52f "binderalloc: add missing mmaplock calls when using the VMA", in which we attempt to acquire the mmaplock when...

CVE-2022-50102

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: arkfb: Fix a divide-by-zero bug in arksetpixclock Since the user can control the arguments of the ioctl from the user space, under special arguments that may result in a divide-by-zero bug in:...

CVE-2022-50093

CVE-2022-50093 affects the Linux kernel IOMMU VT-d code. The issue arises from using arch_test_bit() with a possibly invalid first argument when NUMA is disabled, causing a potential wild memory access after node_online() returns NUMA_NO_NODE. The fix adds an explicit check for node != NUMA_NO_NO...

CVE-2022-50070 mptcp: do not queue data on closed subflows

In the Linux kernel, the following vulnerability has been resolved: mptcp: do not queue data on closed subflows Dipanjan reported a syzbot splat at close time: WARNING: CPU: 1 PID: 10818 at net/ipv4/afinet.c:153 inetsockdestruct+0x6d0/0x8e0 net/ipv4/afinet.c:153 Modules linked in: uioivshmemOE ui...

CVE-2022-49993

CVE-2022-49993 affects the Linux kernel loop subsystem. The vulnerability stems from overflow when configuring a loop via ioctl: the code copies info->lo_offset (loop_info64) into lo_offset (loff_t), enabling an overflow that can trigger a warning in iomap_iter() (via iomap_iter_done). The iss...

CVE-2022-49984

In the Linux kernel, the following vulnerability has been resolved: HID: steam: Prevent NULL pointer dereference in steamrecv,sendreport It is possible for a malicious device to forgo submitting a Feature Report. The HID Steam driver presently makes no prevision for this and de-references the...

CVE-2022-49984 HID: steam: Prevent NULL pointer dereference in steam_{recv,send}_report

In the Linux kernel, the following vulnerability has been resolved: HID: steam: Prevent NULL pointer dereference in steamrecv,sendreport It is possible for a malicious device to forgo submitting a Feature Report. The HID Steam driver presently makes no prevision for this and de-references the...

CVE-2022-49970 bpf, cgroup: Fix kernel BUG in purge_effective_progs

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix kernel BUG in purgeeffectiveprogs Syzkaller reported a triggered kernel BUG as follows: ------------ cut here ------------ kernel BUG at kernel/bpf/cgroup.c:925! invalid opcode: 0000 1 PREEMPT SMP NOPTI CPU: 1 PI...