CVE-2021-46976

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fix crash in autoretire The retire logic uses the 2 lower bits of the pointer to the retire function to store flags. However, the autoretire function is not guaranteed to be aligned to a multiple of 4, which causes...

CVE-2021-46992

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid overflows in nfthashbuckets Number of buckets being stored in 32bit variables, we have to ensure that no overflows occur in nfthashbuckets syzbot injected a size == 0x40000000 and reported: UBSAN:...

CVE-2021-47014

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix wild memory access when clearing fragments while testing re-assembly/re-fragmentation using actct, it's possible to observe a crash like the following one: KASAN: maybe wild-memory-access in range...

CVE-2021-46992

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid overflows in nfthashbuckets Number of buckets being stored in 32bit variables, we have to ensure that no overflows occur in nfthashbuckets syzbot injected a size == 0x40000000 and reported: UBSAN:...

Null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: nbd: Fix NULL pointer in flushworkqueue Open /dev/nbdX first, the configrefs will be 1 and the pointers in nbddevice are still null. Disconnect /dev/nbdX, then reference a null recvworkq. The protection by configrefs in...

CVE-2021-47014 net/sched: act_ct: fix wild memory access when clearing fragments

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix wild memory access when clearing fragments while testing re-assembly/re-fragmentation using actct, it's possible to observe a crash like the following one: KASAN: maybe wild-memory-access in range...

CVE-2021-46997 arm64: entry: always set GIC_PRIO_PSR_I_SET during entry

In the Linux kernel, the following vulnerability has been resolved: arm64: entry: always set GICPRIOPSRISET during entry Zenghui reports that booting a kernel with "irqchip.gicv3pseudonmi=1" on the command line hits a warning during kernel entry, due to the way we manipulate the PMR. Early in the...

CVE-2021-46982 f2fs: compress: fix race condition of overwrite vs truncate

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix race condition of overwrite vs truncate posfsstress testcase complains a panic as belew: ------------ cut here ------------ kernel BUG at fs/f2fs/compress.c:1082! invalid opcode: 0000 1 SMP PTI CPU: 4 PID:...

CVE-2021-46954

In the Linux kernel, the following vulnerability has been resolved: net/sched: schfrag: fix stack OOB read while fragmenting IPv4 packets when 'actmirred' tries to fragment IPv4 packets that had been previously re-assembled using 'actct', splats like the following can be observed on kernels built...

CVE-2021-46951 tpm: efi: Use local variable for calculating final log size

In the Linux kernel, the following vulnerability has been resolved: tpm: efi: Use local variable for calculating final log size When tpmreadlogefi is called multiple times, which happens when one loads and unloads a TPM2 driver multiple times, then the global variable efitpmfinallogsize will at...

CVE-2021-46925

A flaw was found in the Linux kernel affecting the net/smc Synchronous Message Channel subsystem. This vulnerability is caused by a race condition between the smccdctxhandler and smcrelease functions and can cause kernel panics. Mitigation There are no known mitigations to the problem and Red Hat...

CVE-2021-46925

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix kernel panic caused by race of smcsock A crash occurs when smccdctxhandler tries to access smcsock but smcrelease has already freed it. 4570.695099 BUG: unable to handle page fault for address: 000000002eae9e88...

CVE-2021-46915 netfilter: nft_limit: avoid possible divide error in nft_limit_init

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftlimit: avoid possible divide error in nftlimitinit divu64 divides u64 by u32. nftlimitinit wants to divide u64 by u64, use the appropriate math function div64u64 divide error: 0000 1 PREEMPT SMP KASAN CPU: 1 PID: 83...

CVE-2021-46915 netfilter: nft_limit: avoid possible divide error in nft_limit_init

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftlimit: avoid possible divide error in nftlimitinit divu64 divides u64 by u32. nftlimitinit wants to divide u64 by u64, use the appropriate math function div64u64 divide error: 0000 1 PREEMPT SMP KASAN CPU: 1 PID: 83...

Citrix Provisioning - Converting An Existing vDisk From BIOS To UEFI

Converting an existing BIOS vDisk into UEFI vDisk for future PVS Target Device support...

CVE-2023-52443

In the Linux kernel, the following vulnerability has been resolved: apparmor: avoid crash when parsed profile name is empty When processing a packed profile in unpackprofile described like "profile :ns::samba-dcerpcd /usr/lib/samba/,samba/samba-dcerpcd ..." a string ":samba-dcerpcd" is unpacked a...

CVE-2023-52435 net: prevent mss overflow in skb_segment()

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52434 smb: client: fix potential OOBs in smb2_parse_contexts()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential OOBs in smb2parsecontexts Validate offsets and lengths before dereferencing create contexts in smb2parsecontexts. This fixes following oops when accessing invalid create contexts from server: BUG: unabl...

Exploit for Uncontrolled Resource Consumption in Elastic Kibana

Proof of Concept POC CVE-2024-23443 hpbiososquery Add o...

CVE-2023-6138

A potential security vulnerability has been identified in the system BIOS for certain HP Workstation PCs, which might allow escalation of privilege, arbitrary code execution, or denial of service. HP is releasing mitigation for the potential vulnerability...