CVE-2024-44950 serial: sc16is7xx: fix invalid FIFO access with special register set

In the Linux kernel, the following vulnerability has been resolved: serial: sc16is7xx: fix invalid FIFO access with special register set When enabling access to the special register set, Receiver time-out and RHR interrupts can happen. In this case, the IRQ handler will try to read from the FIFO...

CVE-2024-44948 x86/mtrr: Check if fixed MTRRs exist before saving them

In the Linux kernel, the following vulnerability has been resolved: x86/mtrr: Check if fixed MTRRs exist before saving them MTRRs have an obsolete fixed variant for fine grained caching control of the 640K-1MB region that uses separate MSRs. This fixed variant has a separate capability bit in the...

CVE-2024-44948

The CVE-2024-44948 entry applies to the Linux kernel vulnerability where mtrr_save_state() did not verify the fixed MTRR capability bit before accessing fixed MTRR MSRs. This missing capability check could cause a #GP on older CPUs that lack the fixed MTRR capability, though the RDMSR fault would...

CVE-2024-41084

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Avoid null pointer dereference in region lookup cxldpatoregion looks up a region based on a memdev and DPA. It wrongly assumes an endpoint found mapping the DPA is also of a fully assembled region. When not true it...

CVE-2024-44946

In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenario is 1. Thread A builds a skb with MSGMORE and sets kcm-seqskb. 2. Thread A resumes building skb from kcm-seqskb but is blocked by...

CVE-2024-44943

In the Linux kernel, the following vulnerability has been resolved: mm: gup: stop abusing trygrabfolio A kernel warning was reported when pinning folio in CMA memory when launching SEV virtual machine. The splat looks like: 464.325306 WARNING: CPU: 13 PID: 6734 at mm/gup.c:1313...

CVE-2024-44937

In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel-vbtn: Protect ACPI notify handler against recursion Since commit e2ffcda16290 "ACPI: OSL: Allow Notify handlers to run on all CPUs" ACPI notify handlers like the intel-vbtn notifyhandler may run on multiple CP...

CVE-2024-44942 f2fs: fix to do sanity check on F2FS_INLINE_DATA flag in inode during GC

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on F2FSINLINEDATA flag in inode during GC syzbot reports a f2fs bug as below: ------------ cut here ------------ kernel BUG at fs/f2fs/inline.c:258! CPU: 1 PID: 34 Comm: kworker/u8:2 Not tainted...

CVE-2024-44940

In the Linux kernel, the following vulnerability has been resolved: fou: remove warn in guegroreceive on unsupported protocol Drop the WARNONONCE inn guegroreceive if the encapsulated type is not known or does not have a GRO handler. Such a packet is easily constructed. Syzbot generates them and...

CVE-2024-43910

In the Linux kernel, the following vulnerability has been resolved: bpf: add missing checkfuncargregoff to prevent out-of-bounds memory accesses Currently, it's possible to pass in a modified CONSTPTRTODYNPTR to a global function as an argument. The adverse effects of this is that BPF helpers can...

CVE-2024-43904

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null checks for 'stream' and 'plane' before dereferencing This commit adds null checks for the 'stream' and 'plane' variables in the dcn30applyidlepoweroptimizations function. These variables were previously...

CVE-2024-43887

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Disable TCP-AO static key after RCU grace period The lifetime of TCP-AO statickey is the same as the last tcpaoinfo. On the socket destruction tcpaoinfo ceases to be with RCU grace period, while tcp-ao static branch is...

CVE-2024-44934

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: wait for previous gc cycles when removing port syzbot hit a use-after-free1 which is caused because the bridge doesn't make sure that all previous garbage has been collected when removing a port. What happens...

CVE-2024-43908

The CVE-2024-43908 issue is confirmed in the Linux kernel’s DRM/AMDGPU code: a null pointer dereference in ras_manager that can arise when ras_manager is consulted. The published fix is to check ras_manager before using it, preventing dereference of a null pointer. The connected Nessus advisories...

CVE-2024-43904 drm/amd/display: Add null checks for 'stream' and 'plane' before dereferencing

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null checks for 'stream' and 'plane' before dereferencing This commit adds null checks for the 'stream' and 'plane' variables in the dcn30applyidlepoweroptimizations function. These variables were previously...

CVE-2024-43901 drm/amd/display: Fix NULL pointer dereference for DTN log in DCN401

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix NULL pointer dereference for DTN log in DCN401 When users run the command: cat /sys/kernel/debug/dri/0/amdgpudmdtnlog The following NULL pointer dereference happens: +0.000003 BUG: kernel NULL pointer...

CVE-2024-43895 drm/amd/display: Skip Recompute DSC Params if no Stream on Link

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Skip Recompute DSC Params if no Stream on Link why Encounter NULL pointer dereference uner mst + dsc setup. BUG: kernel NULL pointer dereference, address: 0000000000000008 PGD 0 P4D 0 Oops: 0000 1 PREEMPT SMP NOP...

CVE-2022-48942

In the Linux kernel, the following vulnerability has been resolved: hwmon: Handle failure to register sensor with thermal zone correctly If an attempt is made to a sensor with a thermal zone and it fails, the call to devmthermalzoneofsensorregister may return -ENODEV. This may result in crashes...

CVE-2022-48925 RDMA/cma: Do not change route.addr.src_addr outside state checks

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Do not change route.addr.srcaddr outside state checks If the state is not idle then resolvepreparesrc should immediately fail and no change to global state should happen. However, it unconditionally overwrites the srcad...

CVE-2022-48912 netfilter: fix use-after-free in __nf_register_net_hook()

In the Linux kernel, the following vulnerability has been resolved: netfilter: fix use-after-free in nfregisternethook We must not dereference @newhooks after nfhookmutex has been released, because other threads might have freed our allocated hooks already. BUG: KASAN: use-after-free in...