UBUNTU-CVE-2025-40222

In the Linux kernel, the following vulnerability has been resolved: tty: serial: sh-sci: fix RSCI FIFO overrun handling The receive error handling code is shared between RSCI and all other SCIF port types, but the RSCI overrunreg is specified as a memory offset, while for other SCIF types it is a...

USN-7909-2 linux-intel-iot-realtime, linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S39...

Ubuntu 25.10 : Linux kernel vulnerabilities (USN-7906-1)

The remote Ubuntu 25.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7906-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the...

USN-7906-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - Cryptographic API; - Android drivers; - TTY drivers; - F2FS file system; - 9P file system netwo...

USN-7906-1 linux, linux-aws, linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - Cryptographic API; - Android drivers; - TTY drivers; - F2FS file system; - 9P file system netwo...

USN-7865-1 linux-fips vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7865-1: Linux kernel (FIPS) vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7863-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7863-1: Linux kernel vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990417)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990417 advisory. In the Linux kernel, the following vulnerability has been resolved: serial: core: fix transmit-buffer reset and memleak Commit 761ed4a94582 tty: serialcore: convert...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990614)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990614 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: goldfish: Use ttyportdestroy to destroy port In goldfishttyprobe, the port initialized throu...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990393)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990393 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: goldfish: Fix freeirq on remove Pass the correct devid to freeirq to fix this splat when the...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988925)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988925 advisory. In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix module reference leak A reference to the carrier module was taken on every op...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989811)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989811 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: ttybuffer: Fix the softlockup issue in flushtoldisc When running ltp...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989789)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989789 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: fix deadlock caused by calling printk under ttyport-lock ptywrite invokes kmalloc which may...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988918)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988918 advisory. In the Linux kernel, the following vulnerability has been resolved: net: hso: fix NULL-deref on disconnect regression Commit 8a12f8836145 net: hso: fix null-ptr-dere...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988869)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988869 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: goldfish: Fix freeirq on remove Pass the correct devid to freeirq to fix this splat when the...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989079)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989079 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: synclinkgt: Fix null-pointer-dereference in slgtclean When the driver fails at allochdlcdev,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989359)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989359 advisory. In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix stack information leak The tty driver name is used also after registering the...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989564)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989564 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: goldfish: Use ttyportdestroy to destroy port In goldfishttyprobe, the port initialized throu...