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 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...

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...

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-2025-989789)

"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-2025-989811)

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-2025-988918)

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 20.1070e 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...

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 20.1070a 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 20.1070e Security Update: kernel (UTSA-2025-989596)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989596 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-2025-989627)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989627 advisory. In the Linux kernel, the following vulnerability has been resolved: staging: greybus: uart: fix tty use after free User space can hold a tty open indefinitely and tt...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990071)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990071 advisory. In the Linux kernel, the following vulnerability has been resolved: vcscreen: move load of struct vcdata pointer in vcsread to avoid UAF After a call to consoleunloc...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-990015)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990015 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-2025-988793)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988793 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-2025-988882)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988882 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: goldfish: Use ttyportdestroy to destroy port In goldfishttyprobe, the port initialized throu...