Simple macOS kernel extension fuzzing in userspace with IDA and TinyInst

Posted by Ivan Fratric, Google Project Zero Recently, one of the projects I was involved in had to do with video decoding on Apple platforms, specifically AV1 decoding. On Apple devices that support AV1 video format starting from Apple A17 iOS / M3 macOS, decoding is done in hardware. However,...

edk2: Integer overflows in PeCoffLoaderRelocateImage

A flaw was found in the EDK2 package. This flaw allows an attacker to cause memory corruption due to an overflow via an adjacent network. This issue may lead to loss of confidentiality, integrity, and availability...

The vulnerability of the efi/capsule-loader component of the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the efi/capsule-loader component in the Linux operating system is related to a memory corruption in the eficapsuleopen function. Exploiting this vulnerability can allow an attacker to cause a service failure...

kernel security update

5.14.0-503.14.15.OL9 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug:...

New Stealthy BabbleLoader Malware Spotted Delivering WhiteSnake and Meduza Stealers

Cybersecurity researchers have shed light on a new stealthy malware loader called BabbleLoader that has been observed in the wild delivering information stealer families such as WhiteSnake and Meduza. BabbleLoader is an "extremely evasive loader, packed with defensive mechanisms, that is designed...

Security update for SUSE Manager Salt Bundle

This update fixes the following issues: venv-salt-minion: Security fixes on Python 3.11 interpreter: CVE-2024-7592: Fixed quadratic complexity in parsing -quoted cookie values with backslashes bsc1229873, bsc1230059 CVE-2024-8088: Prevent malformed payload to cause infinite loops in zipfile.Path...

Security update for SUSE Manager Salt Bundle

This update fixes the following issues: venv-salt-minion: Security fixes on Python 3.11 interpreter: CVE-2024-7592: Fixed quadratic complexity in parsing -quoted cookie values with backslashes bsc1229873, bsc1230059 CVE-2024-8088: Prevent malformed payload to cause infinite loops in zipfile.Path...

Fedora 37 : php-twig (2022-c6fe3ebd94)

The remote Fedora 37 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2022-c6fe3ebd94 advisory. Version 1.44.7 2022-09-28 Fix a security issue on filesystem loader possibility to load a template outside a configured directory Tenable has extracted the...

The vulnerability of GRUB’s NTFS driver, a loader program for operating systems, relates to reading memory beyond the buffer boundaries, allowing an attacker to read the contents of the RAM.

The vulnerability of the GRUB loader driver for NTFS operating systems involves reading memory beyond the buffer boundaries. Exploiting this vulnerability could allow an attacker to read the contents of the RAM...

Fedora 37 : php-twig2 (2022-73b9fb7a77)

The remote Fedora 37 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2022-73b9fb7a77 advisory. Version 2.15.3 2022-09-28 Fix a security issue on filesystem loader possibility to load a template outside a configured directory Tenable has extracted the...

MAL-2024-10760 Malicious code in mkt-worker-loader (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware cf8971f053ecded5e4c81fa201da46f7838e79cf6635808be72fa828ae029a22 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in mkt-worker-loader (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware cf8971f053ecded5e4c81fa201da46f7838e79cf6635808be72fa828ae029a22 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Fedora 37 : php-twig3 (2022-42aa6ee852)

The remote Fedora 37 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2022-42aa6ee852 advisory. Version 3.4.3 2022-09-28 Fix a security issue on filesystem loader possibility to load a template outside a configured directory Tenable has extracted the...

Emmenhtal Loader Uses Scripts to Deliver Lumma and Other Malware

Emmenhtal Loader uses LOLBAS techniques, deploying malware like Lumma and Amadey through legitimate Windows tools. Its infection chain…...

CLSA-2024-1731348593 kernel: Fix of 18 CVEs

mm: call the securitymmapfile LSM hook in remapfilepages CVE-2024-47745 - slip: make slhcremember more robust against malicious packets CVE-2024-50033 - drm/amdkfd: amdkfdfreegttmem clear the correct pointer CVE-2024-49991 - firmwareloader: Block path traversal CVE-2024-47742 - ext4: avoid OOB...

firmware_loader: Block path traversal

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spirv-tools, vulkan-headers, vulkan-loader, vulkan-tools, and vulkan-validation-layers bug fix and enhancement update

An update is available for vulkan-validation-layers, vulkan-headers, vulkan-tools, spirv-tools, vulkan-loader. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list...

QSC: A multi-plugin framework used by CloudComputating group in cyberespionage campaigns

Introduction In 2021, we began to investigate an attack on the telecom industry in South Asia. During the investigation, we discovered QSC: a multi-plugin malware framework that loads and runs plugins modules in memory. The framework includes a Loader, a Core module, a Network module, a Command...

foreman: Read-only access to entire DB from templates

A vulnerability was found in Foreman's loader macros introduced with report templates. These macros may allow an authenticated user with permissions to view and create templates to read any field from Foreman's database. By using specific strings in the loader macros, users can bypass permissions...

kernel: ELF: fix kernel.randomize_va_space double read

In the Linux kernel, the following vulnerability has been resolved: ELF: fix kernel.randomizevaspace double read ELF loader uses "randomizevaspace" twice. It is sysctl and can change at any moment, so 2 loads could see 2 different values in theory with unpredictable consequences. Issue exactly on...