10891 matches found
USN-3721-1: Apache Ant vulnerability
Danny Grander discovered that Apache Ant incorrectly handled certain compressed files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could use this issue to overwrite arbitrary files...
USN-3679-1: QEMU update
Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update...
USN-3645-1: Firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, bypass same-origin restrictions, conduct cross-site scripting XSS attacks, install...
USN-3628-1: OpenSSL vulnerability
Alejandro Cabrera Aldaya, Billy Brumley, Cesar Pereida Garcia and Luis Manuel Alvarez Tapia discovered that OpenSSL incorrectly handled RSA key generation. An attacker could possibly use this issue to perform a cache-timing attack and recover private RSA keys...
USN-3625-1: Perl vulnerabilities
It was discovered that Perl incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause Perl to hang, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS. CVE-2015-8853 It was discovered that Perl incorrectly loaded libraries from th...
USN-3414-2: QEMU regression
USN-3414-1 fixed vulnerabilities in QEMU. The patch backport for CVE-2017-9375 was incomplete and caused a regression in the USB xHCI controller emulation support. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Leo Gaspard discovered that QEMU...
USN-3289-1: QEMU vulnerabilities
Li Qiang discovered that QEMU incorrectly handled VirtFS directory sharing. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2017-7377, CVE-2017-8086 Jiangxin discovered that QEMU incorrectly handled the Cirrus VGA device. A...
USN-3209-1: Linux kernel vulnerabilities
It was discovered that the generic SCSI block layer in the Linux kernel did not properly restrict write operations in certain situations. A local attacker could use this to cause a denial of service system crash or possibly gain administrative privileges. CVE-2016-10088 Jim Mattson discovered tha...
USN-3126-2: Linux kernel (OMAP4) vulnerabilities
Ondrej Kozina discovered that the keyring interface in the Linux kernel contained a buffer overflow when displaying timeout events via the /proc/keys interface. A local attacker could use this to cause a denial of service system crash. CVE-2016-7042 Dmitry Vyukov discovered a use-after-free...
USN-3107-2: Linux kernel (Raspberry Pi 2) vulnerability
It was discovered that a race condition existed in the memory manager of the Linux kernel when handling copy-on-write breakage of private read-only memory mappings. A local attacker could use this to gain administrative privileges...
USN-3062-1: OpenJDK 7 vulnerabilities
Multiple vulnerabilities were discovered in the OpenJDK JRE related to information disclosure, data integrity, and availability. An attacker could exploit these to cause a denial of service, expose sensitive data over the network, or possibly execute arbitrary code. CVE-2016-3598, CVE-2016-3606,...
USN-3036-1: Linux kernel (Utopic HWE) vulnerability
Jan Stancek discovered that the Linux kernel's memory manager did not properly handle moving pages mapped by the asynchronous I/O AIO ring buffer to the other nodes. A local attacker could use this to cause a denial of service system crash...
USN-3001-1: Linux kernel (Vivid HWE) vulnerabilities
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux kernel incorrectly enables scatter/gather I/O. A remote attacker could use this to obtain potentially sensitive information from kernel memory. CVE-2016-2117 Jann Horn discovered that eCryptfs improperly attempted to use...
USN-2950-5: Samba regression
USN-2950-1 fixed vulnerabilities in Samba. USN-2950-3 updated Samba to version 4.3.9, which introduced a regression when using the ntlmauth tool. This update fixes the problem. Original advisory details: Jouni Knuutinen discovered that Samba contained multiple flaws in the DCE/RPC implementation....
USN-2931-1: Linux kernel (Utopic HWE) vulnerabilities
Ben Hawkes discovered that the Linux netfilter implementation did not correctly perform validation when handling IPTSOSETREPLACE events. A local unprivileged attacker could use this to cause a denial of service system crash or possibly execute arbitrary code with administrative privileges...
USN-2922-1: Samba vulnerabilities
Jeremy Allison discovered that Samba incorrectly handled ACLs on symlink paths. A remote attacker could use this issue to overwrite the ownership of ACLs using symlinks. CVE-2015-7560 Garming Sam and Douglas Bagnall discovered that the Samba internal DNS server incorrectly handled certain DNS TXT...
USN-2889-2: Linux kernel (Vivid HWE) vulnerabilities
It was discovered that a use-after-free vulnerability existed in the AFUNIX implementation in the Linux kernel. A local attacker could use crafted epollctl calls to cause a denial of service system crash or expose sensitive information. CVE-2013-7446 It was discovered that the KVM implementation ...
USN-2870-1: Linux kernel vulnerability
Yevgeny Pats discovered that the session keyring implementation in the Linux kernel did not properly reference count when joining an existing session keyring. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code with administrative privilege...
USN-2865-1: GnuTLS vulnerability
Karthikeyan Bhargavan and Gaetan Leurent discovered that GnuTLS incorrectly allowed MD5 to be used for TLS 1.2 connections. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw could be exploited to view sensitive information...
USN-2850-1: Linux kernel vulnerabilities
Felix Wilhelm discovered a race condition in the Xen paravirtualized drivers which can cause double fetch vulnerabilities. An attacker in the paravirtualized guest could exploit this flaw to cause a denial of service crash the host or potentially execute arbitrary code on the host. CVE-2015-8550...
USN-2825-1: Oxide vulnerabilities
Multiple use-after-free bugs were discovered in the application cache implementation in Chromium. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the...
USN-2824-1: Linux kernel (Utopic HWE) vulnerability
Dmitry Vyukov discovered that the Linux kernel's keyring handler attempted to garbage collect incompletely instantiated keys. A local unprivileged attacker could use this to cause a denial of service system crash...
USN-2682-1: Linux kernel (Utopic HWE) vulnerabilities
A flaw was discovered in the kvm kernel virtual machine subsystem's kvmapichasevents function. A unprivileged local user could exploit this flaw to cause a denial of service system crash. CVE-2015-4692 A flaw was discovered in how the Linux kernel handles invalid UDP checksums. A remote attacker...
USN-2656-1: Firefox vulnerabilities
Karthikeyan Bhargavan discovered that NSS incorrectly handled state transitions for the TLS state machine. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw could be exploited to skip the ServerKeyExchange message and remove the forward-secrecy property...
USN-2563-1: Linux kernel 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-2518-1: Linux kernel vulnerabilities
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. A guest OS user could exploit this flaw to cause a denial of service of the guest OS crash or potentially gain privileges on the guest OS...
USN-2462-1: Linux kernel vulnerabilities
Andy Lutomirski discovered that the Linux kernel does not properly handle faults associated with the Stack Segment SS register in the x86 architecture. A local attacker could exploit this flaw to gain administrative privileges. CVE-2014-9322 Lars Bull reported a race condition in the PIT...
USN-2424-1: Firefox vulnerabilities
Gary Kwong, Randell Jesup, Nils Ohlmeier, Jesse Ruderman, Max Jonas Werner, Christian Holler, Jon Coppeard, Eric Rahm, Byron Campen, Eric Rescorla, and Xidorn Quan discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an attacker...
USN-2356-1: 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 Chris Evans...
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-2178-1: Linux kernel 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-2098-1: LibYAML vulnerability
Florian Weimer discovered that LibYAML incorrectly handled certain large yaml documents. An attacker could use this issue to cause LibYAML to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-1975-1: Linux kernel (OMAP4) vulnerabilities
Vince Weaver discovered a flaw in the perf subsystem of the Linux kernel on ARM platforms. A local user could exploit this flaw to gain privileges or cause a denial of service system crash. CVE-2013-4254 A failure to validate block numbers was discovered in the Linux kernel's implementation of th...
USN-1809-1: Linux kernel vulnerabilities
Mathias Krause discovered an information leak in the Linux kernel's UDF file system implementation. A local user could exploit this flaw to examine some of the kernel's heap memory. CVE-2012-6548 Mathias Krause discovered an information leak in the Linux kernel's ISO 9660 CDROM file system driver...
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-1686-1: FreeType vulnerabilities
Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed BDF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges...
USN-1671-1: Linux kernel vulnerability
Dmitry Monakhov reported a race condition flaw the Linux ext4 filesystem that can expose stale data. An unprivileged user could exploit this flaw to cause an information leak. CVE-2012-4508 A flaw was discovered in the Linux kernel's handling of new hot-plugged memory. An unprivileged local user...
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-1645-1: 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 Dmitry Monakhov reported a race condition flaw the Linux ext4 filesystem that can expose stale data. An unprivileged user could exploit...
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-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-1446-1: Linux kernel (OMAP4) vulnerabilities
A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. CVE-2011-4086 A flaw was discovered in the Linux kernel's cifs file system. An unprivileged local user could exploit this flaw to...
USN-1431-1: Linux kernel vulnerabilities
A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. CVE-2011-4086 Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the...
USN-1426-1: Linux kernel (EC2) vulnerabilities
Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the Linux kernel. A local user could use this flaw to crash the system causing a denial of service. CVE-2011-4347 Stephan Bärwolf discovered a flaw in the KVM kernel-based virtual machin...
USN-1401-2: Thunderbird vulnerabilities
USN-1401-1 fixed vulnerabilities in Xulrunner. This update provides the corresponding fixes for Thunderbird. Original advisory details: It was discovered that a flaw in the Mozilla SVG implementation could result in an out-of-bounds memory access if SVG elements were removed during a...
USN-1389-1: Linux kernel vulnerabilities
Paolo Bonzini discovered a flaw in Linux's handling of the SGIO ioctl command. A local user, or user in a VM could exploit this flaw to bypass restrictions and gain read/write access to all data on the affected block device. CVE-2011-4127 A flaw was found in KVM's Programmable Interval Timer PIT...
USN-1227-1: Linux kernel vulnerabilities
Ryan Sweat discovered that the kernel incorrectly handled certain VLAN packets. On some systems, a remote attacker could send specially crafted traffic to crash the system, leading to a denial of service. CVE-2011-1576 Timo Warns discovered that the EFI GUID partition table was not correctly...
USN-1203-1: Linux kernel (Marvel DOVE) vulnerabilities
Dan Rosenberg discovered that multiple terminal ioctls did not correctly initialize structure memory. A local attacker could exploit this to read portions of kernel stack memory, leading to a loss of privacy. CVE-2010-4076, CVE-2010-4077 Alex Shi and Eric Dumazet discovered that the network stack...
USN-1168-1: Linux kernel vulnerabilities
Timo Warns discovered that the LDM disk partition handling code did not correctly handle certain values. By inserting a specially crafted disk device, a local attacker could exploit this to gain root privileges. CVE-2011-1017 Neil Horman discovered that NFSv4 did not correctly handle certain orde...
USN-1023-1: Linux kernel vulnerabilities
Nelson Elhage discovered several problems with the Acorn Econet protocol driver. A local user could cause a denial of service via a NULL pointer dereference, escalate privileges by overflowing the kernel stack, and assign Econet addresses to arbitrary interfaces. CVE-2010-3848, CVE-2010-3849,...