Linux rootkits explained – Part 2: Loadable kernel modules

Part 2 dives into the world of LKMs Loadable Kernel Modules and kernel-space rootkits to explore what LKMs are, how attackers abuse them, and how to detect them...

function _nonSystemDeployOnAddress() should try another nonces when getNewAddressCreate() result is in kernel space otherwise some logics would be broken

Lines of code Vulnerability details Impact Function createAccount Deploys a contract account with similar address derivation rules to the EVM's CREATE opcode. the deployed contract address is calculated based on sender deployed nonce. code uses nonSystemDeployOnAddress to deploy the contract to n...

K25835344: Linux kernel vulnerability CVE-2018-8781

Security Advisory Description The udlfbmmap function in drivers/gpu/drm/udl/udlfb.c at the Linux kernel version 3.4 and up to and including 4.15 has an integer-overflow vulnerability allowing local users with access to the udldrmfb driver to obtain full read and write permissions on kernel physic...

K35135935: Side-channel processor vulnerability CVE-2018-9056 (BranchScope)

Security Advisory Description Systems with microprocessors utilizing speculative execution may allow unauthorized disclosure of information to an attacker with local user access via a side-channel attack on the directional branch predictor, as demonstrated by a pattern history table PHT, aka...

SUSE CVE-2009-1185

udev before 1.4.1 does not verify whether a NETLINK message originates from kernel space, which allows local users to gain privileges by sending a NETLINK message from user space...

CVE-2022-39011

The HISP module has a vulnerability of bypassing the check of the data transferred in the kernel space.Successful exploitation of this vulnerability may cause unauthorized access to the HISP module...

CVE-2022-39011

The HISP module has a vulnerability of bypassing the check of the data transferred in the kernel space.Successful exploitation of this vulnerability may cause unauthorized access to the HISP module...

CVE-2022-38998

The HISP module has a vulnerability of not verifying the data transferred in the kernel space.Successful exploitation of this vulnerability will cause out-of-bounds read, which affects data confidentiality...

CVE-2022-38986

The HIPP module has a vulnerability of bypassing the check of the data transferred in the kernel space.Successful exploitation of this vulnerability may cause out-of-bounds access to the HIPP module and page table tampering, affecting device confidentiality and availability...

CVE-2022-38986

The HIPP module has a vulnerability of bypassing the check of the data transferred in the kernel space.Successful exploitation of this vulnerability may cause out-of-bounds access to the HIPP module and page table tampering, affecting device confidentiality and availability...

CVE-2022-38998

The HISP module has a vulnerability of not verifying the data transferred in the kernel space.Successful exploitation of this vulnerability will cause out-of-bounds read, which affects data confidentiality...

CVE-2022-38984

The HIPP module has a vulnerability of not verifying the data transferred in the kernel space.Successful exploitation of this vulnerability will cause out-of-bounds read, which affects data confidentiality...

CVE-2022-38984

The HIPP module has a vulnerability of not verifying the data transferred in the kernel space.Successful exploitation of this vulnerability will cause out-of-bounds read, which affects data confidentiality...

Out-of-bounds

The HISP module has a vulnerability of not verifying the data transferred in the kernel space.Successful exploitation of this vulnerability will cause out-of-bounds read, which affects data confidentiality...

Out-of-bounds

The HIPP module has a vulnerability of not verifying the data transferred in the kernel space.Successful exploitation of this vulnerability will cause out-of-bounds read, which affects data confidentiality...

CVE-2022-38984

The CVE-2022-38984 issue concerns Huawei/HarmonyOS HIPP module where data transferred in kernel space is not verified. This can cause an out-of-bounds read, impacting data confidentiality. Documents confirm the vulnerability, its kernel-space data handling root cause, and the confidentiality-impa...

CVE-2022-38998

The HISP module has a vulnerability of not verifying the data transferred in the kernel space.Successful exploitation of this vulnerability will cause out-of-bounds read, which affects data confidentiality...

CVE-2022-39011

The HISP module has a vulnerability of bypassing the check of the data transferred in the kernel space.Successful exploitation of this vulnerability may cause unauthorized access to the HISP module...

CVE-2022-39011

CVE-2022-39011 affects Huawei HarmonyOS HISP module. The vulnerability allows bypassing the check of data transferred in kernel space, which could lead to unauthorized access to the HISP module. Public documents describe the root cause as a bypass of kernel-space data validation and an impact of ...

CVE-2022-38984

The HIPP module has a vulnerability of not verifying the data transferred in the kernel space.Successful exploitation of this vulnerability will cause out-of-bounds read, which affects data confidentiality...