11371 matches found
USN-2394-1: Linux kernel (Trusty HWE) vulnerabilities
Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...
USN-2359-1: Linux kernel vulnerabilities
Jack Morgenstein reported a flaw in the page handling of the KVM Kerenl Virtual Machine subsystem in the Linux kernel. A guest OS user could exploit this flaw to cause a denial of service host OS memory corruption or possibly have other unspecified impact on the host OS. CVE-2014-3601 Jason...
USN-2306-3: GNU C Library regression
USN-2306-1 fixed vulnerabilities in the GNU C Library. On Ubuntu 10.04 LTS, the fix for CVE-2013-4357 introduced a memory leak in getaddrinfo. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Maksymilian Arciemowicz discovered that the GNU C Library...
USN-2251-1: Linux kernel vulnerabilities
A bounds check error was discovered in the socket filter subsystem of the Linux kernel. A local user could exploit this flaw to cause a denial of service system crash via crafted BPF instructions. CVE-2014-3144 A remainder calculation error was discovered in the socket filter subsystem of the Lin...
USN-2236-1: Linux kernel (OMAP4) vulnerabilities
Pinkie Pie discovered a flaw in the Linux kernel's futex subsystem. An unprivileged local user could exploit this flaw to cause a denial of service system crash or gain administrative privileges. CVE-2014-3153 A flaw was discovered in the vhost-net subsystem of the Linux kernel. Guest OS users...
USN-2219-1: Linux kernel vulnerabilities
Matthew Daley reported an information leak in the floppy disk driver of the Linux kernel. An unprivileged local user could exploit this flaw to obtain potentially sensitive information from kernel memory. CVE-2014-1738 Matthew Daley reported a flaw in the handling of ioctl commands by the floppy...
USN-2204-1: Linux kernel vulnerability
A flaw was discovered in the Linux kernel's pseudo tty pty device. An unprivileged user could exploit this flaw to cause a denial of service system crash or potentially gain administrator privileges...
USN-2203-1: Linux kernel vulnerability
A flaw was discovered in the Linux kernel's pseudo tty pty device. An unprivileged user could exploit this flaw to cause a denial of service system crash or potentially gain administrator privileges...
USN-2200-1: Linux kernel (Raring HWE) vulnerability
A flaw was discovered in the Linux kernel's pseudo tty pty device. An unprivileged user could exploit this flaw to cause a denial of service system crash or potentially gain administrator privileges...
USN-2175-1: Linux kernel (Quantal HWE) vulnerabilities
A flaw was discovered in the Kernel Virtual Machine KVM subsystem of the Linux kernel. A guest OS user could exploit this flaw to execute arbitrary code on the host OS. CVE-2014-0049 Al Viro discovered an error in how CIFS in the Linux kernel handles uncached write operations. An unprivileged loc...
USN-2173-1: Linux kernel vulnerabilities
A flaw was discovered in the Linux kernel's handling of the SCTP handshake. A remote attacker could exploit this flaw to cause a denial of service system crash. CVE-2014-0101 An error was discovered in the Linux kernel's DCCP protocol support. A remote attacked could exploit this flaw to cause a...
USN-2130-1: Tomcat vulnerabilities
It was discovered that Tomcat incorrectly handled certain inconsistent HTTP headers. A remote attacker could possibly use this flaw to conduct request smuggling attacks. CVE-2013-4286 It was discovered that Tomcat incorrectly handled certain requests submitted using chunked transfer encoding. A...
USN-2075-1: Linux kernel vulnerabilities
Vasily Kulikov reported a flaw in the Linux kernel's implementation of ptrace. An unprivileged local user could exploit this flaw to obtain sensitive information from kernel memory. CVE-2013-2929 Dave Jones and Vince Weaver reported a flaw in the Linux kernel's per event subsystem that allows...
USN-2073-1: Linux kernel vulnerabilities
Hannes Frederic Sowa discovered a flaw in the Linux kernel's UDP Fragmentation Offload UFO. An unprivileged local user could exploit this flaw to cause a denial of service system crash or possibly gain administrative privileges. CVE-2013-4470 Multiple integer overflow flaws were discovered in the...
USN-2070-1: Linux kernel (Saucy HWE) vulnerabilities
Vasily Kulikov reported a flaw in the Linux kernel's implementation of ptrace. An unprivileged local user could exploit this flaw to obtain sensitive information from kernel memory. CVE-2013-2929 Dave Jones and Vince Weaver reported a flaw in the Linux kernel's per event subsystem that allows...
USN-2046-1: Linux kernel (OMAP4) vulnerabilities
A flaw was discovered in the Linux kernel's dm snapshot facility. A remote authenticated user could exploit this flaw to obtain sensitive information or modify/corrupt data. CVE-2013-4299 Hannes Frederic Sowa discovered a flaw in the Linux kernel's UDP Fragmentation Offload UFO. An unprivileged...
USN-2040-1: Linux kernel (Quantal HWE) vulnerabilities
A flaw was discovered in the Linux kernel's dm snapshot facility. A remote authenticated user could exploit this flaw to obtain sensitive information or modify/corrupt data. CVE-2013-4299 Hannes Frederic Sowa discovered a flaw in the Linux kernel's UDP Fragmentation Offload UFO. An unprivileged...
USN-2038-1: Linux kernel vulnerabilities
An information leak was discovered in the handling of ICMPv6 Router Advertisement RA messages in the Linux kernel's IPv6 network stack. A remote attacker could exploit this flaw to cause a denial of service excessive retries and address-generation outage, and consequently obtain sensitive...
USN-2031-1: Firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted page, an attacker could possibly exploit these to cause a denial of service via application crash, potentially execute arbitrary code, or lead to information disclosure. CVE-2013-1741,...
USN-2016-1: Linux kernel (EC2) vulnerabilities
Dan Carpenter discovered an information leak in the HP Smart Array and Compaq SMART2 disk-array driver in the Linux kernel. A local user could exploit this flaw to obtain sensitive information from kernel memory. CVE-2013-2147 Kees Cook discovered flaw in the Human Interface Device HID subsystem...
USN-1937-1: PHP vulnerability
It was discovered that PHP did not properly handle certificates with NULL characters in the Subject Alternative Name field. An attacker could exploit this to perform a machine-in-the-middle attack to view sensitive information or alter encrypted communications...
USN-1934-1: Linux kernel (OMAP4) vulnerabilities
Chanam Park reported a Null pointer flaw in the Linux kernel's Ceph client. A remote attacker could exploit this flaw to cause a denial of service system crash. CVE-2013-1059 An information leak was discovered in the Linux kernel's fanotify interface. A local user could exploit this flaw to obtai...
USN-1913-1: Linux kernel (EC2) vulnerabilities
Jonathan Salwan discovered an information leak in the Linux kernel's cdrom driver. A local user can exploit this leak to obtain sensitive information from kernel memory if the CD-ROM drive is malfunctioning. CVE-2013-2164 A flaw was discovered in the Linux kernel when an IPv6 socket is used to...
USN-1912-1: Linux kernel vulnerabilities
Jonathan Salwan discovered an information leak in the Linux kernel's cdrom driver. A local user can exploit this leak to obtain sensitive information from kernel memory if the CD-ROM drive is malfunctioning. CVE-2013-2164 A flaw was discovered in the Linux kernel when an IPv6 socket is used to...
USN-1839-1: Linux kernel (OMAP4) vulnerabilities
An flaw was discovered in the Linux kernel's perfevents interface. A local user could exploit this flaw to escalate privileges on the system. CVE-2013-2094 Andy Lutomirski discover an error in the Linux kernel's credential handling on unix sockets. A local user could exploit this flaw to gain...
USN-1795-1: Linux kernel (Quantal HWE) vulnerabilities
Andrew Jones discovered a flaw with the xeniret function in Linux kernel's Xen virtualizeation. In the 32-bit Xen paravirt platform an unprivileged guest OS user could exploit this flaw to cause a denial of service crash the system or gain guest OS privilege. CVE-2013-0228 Emese Revfy discovered...
USN-1792-1: Linux kernel vulnerabilities
Mathias Krause discovered several errors in the Linux kernel's xfrmuser implementation. A local attacker could exploit these flaws to examine parts of kernel memory. CVE-2012-6537 Mathias Krause discovered information leak in the Linux kernel's compat ioctl interface. A local user could exploit t...
USN-1788-1: Linux kernel (Oneiric backport) vulnerabilities
Emese Revfy discovered that in the Linux kernel signal handlers could leak address information across an exec, making it possible to bypass ASLR Address Space Layout Randomization. A local user could use this flaw to bypass ASLR to reliably deliver an exploit payload that would otherwise be stopp...
USN-1755-2: OpenJDK 7 vulnerabilities
USN-1755-1 fixed vulnerabilities in OpenJDK 6. This update provides the corresponding updates for OpenJDK 7. Original advisory details: It was discovered that OpenJDK did not properly validate certain types of images. A remote attacker could exploit this to cause OpenJDK to crash. CVE-2013-0809 I...
USN-1736-1: Linux kernel vulnerability
Suleiman Souhlal, Salman Qazi, Aaron Durbin and Michael Davidson discovered a race condition in the Linux kernel's ptrace syscall. An unprivileged local attacker could exploit this flaw to run programs as an administrator...
USN-1732-1: OpenSSL vulnerabilities
Adam Langley and Wolfgang Ettlingers discovered that OpenSSL incorrectly handled certain crafted CBC data when used with AES-NI. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service. This issue only affected Ubuntu 12.04 LTS and Ubuntu 12.10...
USN-1692-1: QEMU vulnerability
It was discovered that QEMU incorrectly handled certain e1000 packet sizes. In certain environments, an attacker may use this flaw in combination with large packets to cause a denial of service or execute arbitrary code in the guest...
USN-1688-1: Linux kernel (Oneiric backport) vulnerabilities
Jon Howell reported a flaw in the Linux kernel's KVM Kernel-based virtual machine subsystem's handling of the XSAVE feature. On hosts, using qemu userspace, without the XSAVE feature an unprivileged local attacker could exploit this flaw to crash the system. CVE-2012-4461 A flaw was discovered in...
USN-1638-3: Firefox regressions
USN-1638-1 fixed vulnerabilities in Firefox. The new packages introduced regressions in cookies handling and the User Agent string. This update fixes the problem. Original advisory details: Gary Kwong, Jesse Ruderman, Christian Holler, Bob Clary, Kyle Huey, Ed Morley, Chris Lord, Boris Zbarsky,...
USN-1650-1: Linux kernel vulnerability
Rodrigo Freire discovered a flaw in the Linux kernel's TCP illinois congestion control algorithm. A local attacker could use this to cause a denial of service...
USN-1649-1: Linux kernel (OMAP4) vulnerabilities
Brad Spengler discovered a flaw in the Linux kernel's uname system call. An unprivileged user could exploit this flaw to read kernel stack memory. CVE-2012-0957 Rodrigo Freire discovered a flaw in the Linux kernel's TCP illinois congestion control algorithm. A local attacker could use this to cau...
USN-1610-1: Linux kernel vulnerability
Pablo Neira Ayuso discovered a flaw in the credentials of netlink messages. An unprivileged local attacker could exploit this by getting a netlink based service, that relies on netlink credentials, to perform privileged actions. CVE-2012-3520 Mathias Krause discovered information leak in the Linu...
USN-1607-1: Linux kernel vulnerabilities
Vadim Ponomarev discovered a flaw in the Linux kernel causing a reference leak when PID namespaces are used. A remote attacker could exploit this flaw causing a denial of service. CVE-2012-2127 A flaw was found in how the Linux kernel's KVM Kernel-based Virtual Machine subsystem handled MSI Messa...
USN-1577-1: Linux kernel (OMAP4) vulnerabilities
A flaw was discovered in the Linux kernel's KVM kernel virtual machine. An administrative user in the guest OS could leverage this flaw to cause a denial of service in the host OS. CVE-2012-2121 Ben Hutchings reported a flaw in the Linux kernel with some network drivers that support TSO TCP segme...
USN-1574-1: Linux kernel (Natty backport) vulnerabilities
A flaw was found in how the Linux kernel passed the replacement session keyring to a child process. An unprivileged local user could exploit this flaw to cause a denial of service panic. CVE-2012-2745 Ben Hutchings reported a flaw in the Linux kernel with some network drivers that support TSO TCP...
USN-1530-1: Linux kernel (OMAP4) vulnerabilities
Andy Adamson discovered a flaw in the Linux kernel's NFSv4 implementation. A remote NFS server attacker could exploit this flaw to cause a denial of service. CVE-2011-4131 Steve Grubb reported a flaw with Linux fscaps file system base capabilities when used to increase the permissions of a proces...
USN-1509-1: Firefox vulnerabilities
Benoit Jacob, Jesse Ruderman, Christian Holler, Bill McCloskey, Brian Smith, Gary Kwong, Christoph Diehl, Chris Jones, Brad Lassey, and Kyle Huey discovered memory safety issues affecting Firefox. If the user were tricked into opening a specially crafted page, an attacker could possibly exploit...
USN-1496-1: OpenOffice.org vulnerabilities
A stack-based buffer overflow was discovered in the Lotus Word Pro import filter in OpenOffice.org. The default compiler options for affected releases should reduce the vulnerability to a denial of service. CVE-2011-2685 Huzaifa Sidhpurwala discovered that OpenOffice.org could be made to crash if...
USN-1474-1: Linux kernel (OMAP4) vulnerabilities
A flaw was discovered in the Linux kernel's KVM kernel virtual machine. An administrative user in the guest OS could leverage this flaw to cause a denial of service in the host OS. CVE-2012-2121 Schacher Raindel discovered a flaw in the Linux kernel's memory handling when hugetlb is enabled. An...
USN-1473-1: Linux kernel vulnerabilities
A flaw was discovered in the Linux kernel's KVM kernel virtual machine. An administrative user in the guest OS could leverage this flaw to cause a denial of service in the host OS. CVE-2012-2121 Schacher Raindel discovered a flaw in the Linux kernel's memory handling when hugetlb is enabled. An...
USN-1455-1: Linux kernel (Oneiric backport) vulnerabilities
A flaw was found in the Linux kernel's KVM Kernel Virtual Machine virtual cpu setup. An unprivileged local user could exploit this flaw to crash the system leading to a denial of service. CVE-2012-1601 Steve Grubb reported a flaw with Linux fscaps file system base capabilities when used to increa...
USN-1430-2: ubufox update
USN-1430-1 fixed vulnerabilities in Firefox. This update provides an updated ubufox package for use with the latest Firefox. Original advisory details: Bob Clary, Christian Holler, Brian Hackett, Bobby Holley, Gary Kwong, Hilary Hall, Honza Bambas, Jesse Ruderman, Julian Seward, and Olli Pettay...
USN-1428-1: OpenSSL vulnerability
It was discovered that the fix for CVE-2012-2110 was incomplete for OpenSSL 0.9.8. A remote attacker could trigger this flaw in services that used SSL to cause a denial of service or possibly execute arbitrary code with application privileges. Ubuntu 11.10 was not affected by this issue...
USN-1400-4: Thunderbird regressions
USN-1400-3 fixed vulnerabilities in Thunderbird. The new Thunderbird version caused a regression in IMAP connections and mail filtering. This update fixes the problem. Original advisory details: Soroush Dalili discovered that Firefox did not adequately protect against dropping JavaScript links on...
USN-1359-1: Tomcat vulnerabilities
It was discovered that Tomcat incorrectly performed certain caching and recycling operations. A remote attacker could use this flaw to obtain read access to IP address and HTTP header information in certain cases. This issue only applied to Ubuntu 11.10. CVE-2011-3375 It was discovered that Tomca...