Exploit for Race Condition in Canonical Ubuntu_Linux

IoT Firmware Reverse Engineering — IoT Camera Security Uni...

USN-8275-1: Linux kernel (Xilinx ZynqMP) vulnerabilities

Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 Shir Tamari and Sagi Tzadik...

USN-8275-1 linux-xilinx-zynqmp vulnerabilities

Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 Shir Tamari and Sagi Tzadik...

USN-8255-3: Linux kernel vulnerabilities

Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 Shir Tamari and Sagi Tzadik...

USN-8255-3 linux-nvidia-tegra-5.15, linux-raspi vulnerabilities

Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 Shir Tamari and Sagi Tzadik...

USN-8255-2: Linux kernel (Azure) vulnerabilities

Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 Shir Tamari and Sagi Tzadik...

USN-8255-2 linux-azure-5.15 vulnerabilities

Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 Shir Tamari and Sagi Tzadik...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-8255-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8255-1 advisory. Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform...

CVE-2025-71153

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-68775

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-71149

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-71151

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-68368

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-68791

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-71076

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-68811

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-68805

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-71072

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-68353

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2025-71088

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511 2026-06-01 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260602...