USN-2635-1: Linux kernel (Utopic HWE) vulnerabilities

Xiong Zhou discovered a bug in the way the EXT4 filesystem handles fallocate zero range functionality when the page size is greater than the block size. A local attacker could exploit this flaw to cause a denial of service system crash. CVE-2015-0275 Wen Xu discovered a use-after-free flaw in the...

USN-2633-1: Linux kernel (Trusty HWE) vulnerabilities

Wen Xu discovered a use-after-free flaw in the Linux kernel's ipv4 ping support. A local user could exploit this flaw to cause a denial of service system crash or gain administrative privileges on the system. CVE-2015-3636 A memory corruption flaw was discovered in the Linux kernel's scsi...

USN-2619-1: Linux kernel (Trusty HWE) vulnerability

A flaw was discovered in the Linux kernel's IPv4 networking when using TCP fast open to initiate a connection. An unprivileged local user could exploit this flaw to cause a denial of service system crash...

Ubuntu 14.04 LTS : Linux kernel (Utopic HWE) vulnerabilities (USN-2615-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2615-1 advisory. Alexandre Oliva reported a race condition flaw in the btrfs file system's handling of extended attributes xattrs. A local attacker could exploit this fla...

USN-2613-1: Linux kernel (Trusty HWE) vulnerabilities

Vincent Tondellier discovered an integer overflow in the Linux kernel's netfilter connection tracking accounting of loaded extensions. An attacker on the local area network LAN could potential exploit this flaw to cause a denial of service system crash of targeted system. CVE-2014-9715 Jan Beulic...

[USN-2597-2] Linux kernel (Trusty HWE) regression

========================================================================== Ubuntu Security Notice USN-2597-2 May 08, 2015 linux-lts-trusty regression ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: -...

USN-2597-2: Linux kernel (Trusty HWE) regression

USN-2597-1 fixed vulnerabilities in the Linux kernel, however an unrelated regression in the auditing of some path names was introduced. Due to the regression the system could crash under certain conditions. This update fixes the problem. We apologize for the inconvenience. Original advisory...

USN-2599-1: Linux kernel (Utopic HWE) vulnerability

A race condition between chown and execve was discovered in the Linux kernel. A local attacker could exploit this race by using chown on a setuid-user-binary to gain administrative privileges...

Ubuntu 14.04 LTS : Linux kernel (Utopic HWE) vulnerabilities (USN-2589-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2589-1 advisory. Jan Beulich discovered the Xen virtual machine subsystem of the Linux kernel did not properly restrict access to PCI command registers. A local guest use...

USN-2587-1: Linux kernel (Trusty HWE) vulnerabilities

A stack overflow was discovered in the the microcode loader for the intel x86 platform. A local attacker could exploit this flaw to cause a denial of service kernel crash or to potentially execute code with kernel privileges. CVE-2015-2666 It was discovered that the Linux kernel's IPv6 networking...

USN-2564-1: Linux kernel (Utopic HWE) vulnerabilities

An integer overflow was discovered in the stack randomization feature of the Linux kernel on 64 bit platforms. A local attacker could exploit this flaw to bypass the Address Space Layout Randomization ASLR protection mechanism. CVE-2015-1593 An information leak was discovered in the Linux Kernel'...

USN-2562-1: Linux kernel (Trusty HWE) vulnerabilities

Sun Baoliang discovered a use after free flaw in the Linux kernel's SCTP Stream Control Transmission Protocol subsystem during INIT collisions. A remote attacker could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges on the system. CVE-2015-1421...

USN-2545-1: Linux kernel (Utopic HWE) vulnerabilities

A flaw was discovered in the automatic loading of modules in the crypto subsystem of the Linux kernel. A local user could exploit this flaw to load installed kernel modules, increasing the attack surface and potentially using this to gain administrative privileges. CVE-2013-7421 A flaw was...

USN-2543-1: Linux kernel (Trusty HWE) vulnerabilities

Eric Windisch discovered flaw in how the Linux kernel's XFS file system replaces remote attributes. A local access with access to an XFS file system could exploit this flaw to escalate their privileges. CVE-2015-0274 A flaw was discovered in the automatic loading of modules in the crypto subsyste...

USN-2527-1: Linux kernel (Trusty HWE) vulnerability

It was discovered that the Linux kernel's Infiniband subsystem did not properly sanitize its input parameters while registering memory regions from userspace. A local user could exploit this flaw to cause a denial of service system crash or to potentially gain administrative privileges...

Ubuntu 14.04 LTS : Linux kernel (Utopic HWE) vulnerability (USN-2529-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-2529-1 advisory. It was discovered that the Linux kernel's Infiniband subsystem did not properly sanitize its input parameters while registering memory regions from userspace. A...

USN-2515-2: Linux kernel (Trusty HWE) vulnerabilities regression

USN-2515-1 fixed vulnerabilities in the Linux kernel. There was an unrelated regression in the use of the virtual counter CNTVCT on arm64 architectures. This update fixes the problem. We apologize for the inconvenience. Original advisory details: A flaw was discovered in the Kernel Virtual...

Ubuntu 14.04 LTS : Linux kernel (Utopic HWE) vulnerabilities (USN-2517-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2517-1 advisory. A flaw was discovered in the Kernel Virtual Machine's KVM emulation of the SYSTENTER instruction when the guest OS does not initialize the SYSENTER MSRs....

Ubuntu 14.04 LTS : Linux kernel (Utopic HWE) vulnerabilities (USN-2467-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2467-1 advisory. A null pointer dereference flaw was discovered in the the Linux kernel's SCTP implementation when ASCONF is used. A remote attacker could exploit this fl...

USN-2465-1: Linux kernel (Trusty HWE) vulnerabilities

A null pointer dereference flaw was discovered in the the Linux kernel's SCTP implementation when ASCONF is used. A remote attacker could exploit this flaw to cause a denial of service system crash via a malformed INIT chunk. CVE-2014-7841 A race condition with MMIO and PIO transactions in the KV...