swapgs-attack-poc

PoC for the SWAPGS attack CVE-2019-1125 This repository holds the sources for the SWAPGS attack PoC publicly shown at Black Hat USA, 2019. Contents leakgsbkva - variant 1 look for random values in kernel memory; limited to PE kernel image header leakgsbkvat - variant 2 extract random values from...

CentOS Linux 8.5 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2023:1683146027)

The CentOS Linux 8.5 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.5:CLSA-2023:1683146027 advisory. - In unixscmtoskb of afunix.c, there is a possible use after free bug due to a race condition. This could lead to local escalation o...

CentOS Linux 8.4 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS8.4:CLSA-2023:1683229770)

The CentOS Linux 8.4 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.4:CLSA-2023:1683229770 advisory. - In unixscmtoskb of afunix.c, there is a possible use after free bug due to a race condition. This could lead to local escalation o...

CVE-2022-1015

CVE-2022-1015 id uid=1000d gid=1000d groups=1000d ./poc + unshare done table created: leaktable chain created: leakchain rule added Listening on port 9999 table created: leaktable chain created: leakchain rule added Listening on port 9999 kerneladdress: ffffffffb4a00000 kernelstack:...

meltdown-exploit

POC DE EXPLOTACIÓN DE MELTDOWN Las optimizaciones especulativas ejecutan código de manera no segura dejando rastros de datos en la microarquitectura, como en la caché. Lipp et al. 2018 publicaron su código el 2018-01-09 en https://github.com/IAIK/meltdown. Consulte su artículo para más detalles:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: The shared page is not zeroed before being exposed to user space. The bnxtreallocucontext function allocates uctx-shpg using getfreepageGFPKERNEL. The buddy allocator does not zero pages without the GFPZERO parameter...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: CGX: fix bitmap leaks The RX/TX flow-control bitmaps rxfcpfvfbmap and txfcpfvfbmap are allocated by cgxlmacinit, but never freed in cgxlmacexit. Unbinding and rebinding the driver therefore triggers a kmemleak:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pmdomain: arm: scmi: Fixed the issue of a memory leak caused by the failure to remove generic power domains when the ofgenpdaddprovideronecell function fails during probing. If the ofgenpdaddprovideronecell function fails during...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Input: usbtouchscreen – Clamps datalen/xlen to the urb buffer size. The nexioreaddata function extracts datalen and xlen from a packed be16 header in the device’s interrupt packet. It then iterates through the packet-data0..xlen...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: go7007: fix a memleak in go7007loadencoder In go7007loadencoder, the variable bounce i.e., go-bootfw is allocated without subsequent deallocation. After the following call chain: saa7134go7007init | | - go7007bootencoder |...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: ibmvfc: The issue of OOB access in ibmvfcdiscovertargetsdone has been fixed. A malicious or compromised VIO server can return a numwritten value in the discovertargets MAD response that exceeds maxtargets. This value is...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: brcmfmac: pcie: Firmware is released in the brmflpciesetup error path. This prevents memory leaks if the brmflchipgetraminfo function fails. Note that the CLM blob is released in the device removal path...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb-len The packet length retrieved from skb data may be larger than the actual socket buffer length up to 9026 bytes. In such cases, the cloned skb passed through the network stack may...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: imx: csc/scaler: fix v4l2ctrlhandler memory leak The memory allocated in v4l2ctrlhandlerinit is freed upon release...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: r6040: Fixed the kmemleak in the probe process and removed it. There is a memory leak reported by kmemleak: - Unreferenced object 0xffff888116111000 size 2048: comm “modprobe”, pid 817, jiffies 4294759745 age 76.502s Hex dump...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KEYS: Trusted – Fixed a memory leak in tpm2loadcmd. tpm2loadcmd allocates a temporary blob indirectly through tpm2keydecode, but the blob is not freed during failure paths. This issue can be addressed by wrapping the blob with a...

Wind River VxWorks 7 < 26.09 Multiple Vulnerabilities

According to its self-reported version, the remote device is running Wind River VxWorks 7 prior to release 26.09. It is, therefore, affected by multiple vulnerabilities: - In Wind River VxWorks 7 prior to 26.09, specific system call arguments can result in memory corruption within the memory...

CentOS Linux 8 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2026:1780132980)

The CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS-STREAM8:CLSA-2026:1780132980 advisory. - kernel/module.c in the Linux kernel before 5.12.14 mishandles Signature Verification, aka CID-0c18f29aae7c. Without...

CVE-2026-102006

In Wind River VxWorks 7 prior to 26.09, specific system call arguments can result in the process management subsystem failing to properly release allocated kernel memory before terminating the calling application. Fixed in Version 26.09...

EUVD-2026-88548

In Wind River VxWorks 7 prior to 26.09, specific system call arguments can result in the process management subsystem failing to properly release allocated kernel memory before terminating the calling application. Fixed in Version 26.09...