USN-2238-1: Linux kernel (Raring HWE) 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 Linux kernel's IPC reference counting. An unprivileged loc...

USN-2187-1: OpenJDK 7 vulnerabilities

Several 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 or expose sensitive data over the network. CVE-2014-0429, CVE-2014-0446, CVE-2014-0451, CVE-2014-0452,...

USN-2124-2: OpenJDK 6 regression

USN-2124-1 fixed vulnerabilities in OpenJDK 6. Due to an upstream regression, memory was not properly zeroed under certain circumstances which could lead to instability. This update fixes the problem. We apologize for the inconvenience. Original advisory details: A vulnerability was discovered in...

USN-2135-1: Linux kernel (Quantal HWE) vulnerabilities

Mathy Vanhoef discovered an error in the the way the ath9k driver was handling the BSSID masking. A remote attacker could exploit this error to discover the original MAC address after a spoofing atack. CVE-2013-4579 Andrew Honig reported a flaw in the Linux Kernel's kvmvmioctlcreatevcpu function ...

USN-2133-1: Linux kernel vulnerabilities

Mathy Vanhoef discovered an error in the the way the ath9k driver was handling the BSSID masking. A remote attacker could exploit this error to discover the original MAC address after a spoofing atack. CVE-2013-4579 Andrew Honig reported an error in the Linux Kernel's Kernel Virtual Machine KVM...

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-2072-1: Linux kernel (OMAP4) vulnerabilities

Dave Jones and Vince Weaver reported a flaw in the Linux kernel's per event subsystem that allows normal users to enable function tracing. An unprivileged local user could exploit this flaw to obtain potentially sensitive information from the kernel. CVE-2013-2930 Stephan Mueller reported an erro...

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-2010-1: Thunderbird vulnerabilities

Multiple memory safety issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted message with scripting enabled, an attacker could possibly exploit these to cause a denial of service via application crash, or potentially execute arbitrary code with the...

USN-1946-1: Linux kernel (OMAP4) vulnerabilities

A denial of service flaw was discovered in the Btrfs file system in the Linux kernel. A local user could cause a denial of service by creating a large number of files with names that have the same CRC32 hash value. CVE-2012-5374 A denial of service flaw was discovered in the Btrfs file system in...

USN-1940-1: Linux kernel (EC2) vulnerabilities

Vasily Kulikov discovered a flaw in the Linux Kernel's perf tool that allows for privilege escalation. A local user could exploit this flaw to run commands as root when using the perf tool. CVE-2013-1060 Michael S. Tsirkin discovered a flaw in how the Linux kernel's KVM subsystem allocates memory...

USN-1877-1: Linux kernel (EC2) vulnerabilities

Andrew Honig reported a flaw in the way KVM Kernel-based Virtual Machine emulated the IOAPIC. A privileged guest user could exploit this flaw to read host memory or cause a denial of service crash the host. CVE-2013-1798 An information leak was discovered in the Linux kernel's rcvmsg path for ATM...

USN-1696-1: Linux kernel 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-1452-1: Linux kernel 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-1440-1: Linux kernel (Natty backport) 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-1433-1: Linux kernel (Oneiric backport) 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-1422-1: Linux kernel 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-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-1387-1: Linux kernel (Maverick backport) vulnerabilities

Aristide Fattori and Roberto Paleari reported a flaw in the Linux kernel's handling of IPv4 icmp packets. A remote user could exploit this to cause a denial of service. CVE-2011-1927 A flaw was found in the Linux Ethernet bridge's handling of IGMP Internet Group Management Protocol packets. An...

USN-1361-1: Linux kernel vulnerabilities

Han-Wen Nienhuys reported a flaw in the FUSE kernel module. A local user who can mount a FUSE file system could cause a denial of service. CVE-2011-3353 A flaw was found in KVM's Programmable Interval Timer PIT. When a virtual interrupt control is not available a local user could use this to caus...

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...

USN-1345-1: Linux kernel vulnerabilities

Peter Huewe discovered an information leak in the handling of reading security-related TPM data. A local, unprivileged user could read the results of a previous TPM command. CVE-2011-1162 Clement Lecigne discovered a bug in the HFS filesystem. A local attacker could exploit this to cause a kernel...

USN-1343-1: Thunderbird vulnerabilities

Alexandre Poirot, Chris Blizzard, Kyle Huey, Scoobidiver, Christian Holler, David Baron, Gary Kwong, Jim Blandy, Bob Clary, Jesse Ruderman, Marcia Knous, and Rober Longson discovered several memory safety issues which could possibly be exploited to crash Thunderbird or execute arbitrary code as t...

USN-1319-1: Linux kernel (OMAP4) vulnerabilities

Peter Huewe discovered an information leak in the handling of reading security-related TPM data. A local, unprivileged user could read the results of a previous TPM command. CVE-2011-1162 Clement Lecigne discovered a bug in the HFS filesystem. A local attacker could exploit this to cause a kernel...

USN-1292-1: Linux kernel (Maverick backport) vulnerabilities

A bug was discovered in the XFS filesystem's handling of pathnames. A local attacker could exploit this to crash the system, leading to a denial of service, or gain root privileges. CVE-2011-4077 Nick Bowler discovered the kernel GHASH message digest algorithm incorrectly handled error conditions...

USN-1079-2: OpenJDK 6 vulnerabilities

USN-1079-1 fixed vulnerabilities in OpenJDK 6 for non-armel ARM architectures. This update provides the corresponding updates for OpenJDK 6 for use with the armel ARM architectures. In order to build the armel ARM OpenJDK 6 update for Ubuntu 10.04 LTS, it was necessary to rebuild binutils and...

USN-1055-1: OpenJDK vulnerabilities

It was discovered that IcedTea for Java did not properly verify signatures when handling multiply signed or partially signed JAR files, allowing an attacker to cause code to execute that appeared to come from a verified source. CVE-2011-0025 USN 1052-1 fixed a vulnerability in OpenJDK for Ubuntu...

USN-959-2: PAM vulnerability

USN-959-1 fixed vulnerabilities in PAM. This update provides the corresponding updates for Ubuntu 10.10. Original advisory details: Denis Excoffier discovered that the PAM MOTD module in Ubuntu did not correctly handle path permissions when creating user file stamps. A local attacker could exploi...

USN-977-1: MoinMoin vulnerabilities

It was discovered that MoinMoin did not properly sanitize its input, resulting in cross-site scripting XSS vulnerabilities. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to modify...

USN-940-2: Kerberos vulnerability

USN-940-1 fixed vulnerabilities in Kerberos. This update provides the corresponding updates for Ubuntu 10.04. Original advisory details: Joel Johnson, Brian Almeida, and Shawn Emery discovered that Kerberos did not correctly verify certain packet structures. An unauthenticated remote attacker cou...

USN-757-1: Ghostscript vulnerabilities

It was discovered that Ghostscript contained a buffer underflow in its CCITTFax decoding filter. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service or execute arbitrary code with privileges of the user invoking the program...

USN-717-3: Firefox vulnerabilities

Kojima Hajime discovered that Firefox did not properly handle an escaped null character. An attacker may be able to exploit this flaw to bypass script sanitization. CVE-2008-5510 Wladimir Palant discovered that Firefox did not restrict access to cookies in HTTP response headers. If a user were...

USN-666-1: Dovecot vulnerability

It was discovered that certain email headers were not correctly handled by Dovecot. If a remote attacker sent a specially crafted email to a user with a mailbox managed by Dovecot, that user's mailbox would become inaccessible through Dovecot, leading to a denial of service...

USN-612-2: OpenSSH vulnerability

A weakness has been discovered in the random number generator used by OpenSSL on Debian and Ubuntu systems. As a result of this weakness, certain encryption keys are much more common than they should be, such that an attacker could guess the key through a brute-force attack given minimal knowledg...

USN-477-1: krb5 vulnerabilities

Wei Wang discovered that the krb5 RPC library did not correctly handle certain error conditions. A remote attacker could cause kadmind to free an uninitialized pointer, leading to a denial of service or possibly execution of arbitrary code with root privileges. CVE-2007-2442 Wei Wang discovered...

USN-470-1: Linux kernel vulnerabilities

USN-464-1 fixed several vulnerabilities in the Linux kernel. Some additional code changes were accidentally included in the Feisty update which caused trouble for some people who were not using UUID-based filesystem mounts. These changes have been reverted. We apologize for the inconvenience. For...

USN-436-2: KTorrent vulnerability

USN-436-1 fixed a vulnerability in KTorrent. The original fix for path traversal was incomplete, allowing for alternate vectors of attack. This update solves the problem. Original advisory details: Bryan Burns of Juniper Networks discovered that KTorrent did not correctly validate the destination...

USN-450-1: ipsec-tools vulnerability

A flaw was discovered in the IPSec key exchange server "racoon". Remote attackers could send a specially crafted packet and disrupt established IPSec tunnels, leading to a denial of service...

USN-431-1: Thunderbird vulnerabilities

The SSLv2 protocol support in the NSS library did not sufficiently check the validity of public keys presented with a SSL certificate. A malicious SSL web site using SSLv2 could potentially exploit this to execute arbitrary code with the user's privileges. CVE-2007-0008 The SSLv2 protocol support...

USN-197-1: Shorewall vulnerability

A firewall bypass vulnerability has been found in shorewall. If MACLISTTTL was set to a value greater than 0 or MACLISTDISPOSITION was set to "ACCEPT" in /etc/shorewall/shorewall.conf, and a client was positively identified through its MAC address, that client bypassed all other policies/rules in...

USN-99-1: PHP4 vulnerabilities

Stefano Di Paola discovered integer overflows in PHP's pack and unpack functions. A malicious PHP script could exploit these to break out of safe mode and execute arbitrary code with the privileges of the PHP interpreter. CAN-2004-1018 Note: The second part of CAN-2004-1018 buffer overflow in the...

USN-30-1: Linux kernel vulnerabilities

CAN-2004-0883, CAN-2004-0949: During an audit of the smb file system implementation within Linux, several vulnerabilities were discovered ranging from out of bounds read accesses to kernel level buffer overflows. To exploit any of these vulnerabilities, an attacker needs control over the answers ...

USN-29-1: samba vulnerability

During an audit of the Samba 3.x code base Stefan Esser discovered a Unicode file name buffer overflow within the handling of TRANSACT2QFILEPATHINFO replies. A malicious samba user with write access to a share could exploit this by creating specially crafted path names files with very long names...

USN-14-1: xpdf vulnerabilities

Markus Meissner discovered even more integer overflow vulnerabilities in xpdf, a viewer for PDF files. These integer overflows can eventually lead to buffer overflows. The Common UNIX Printing System CUPS uses the same code to print PDF files; tetex-bin uses the code to generate PDF output and...

USN-10-1: XML library vulnerabilities

Several buffer overflows have been discovered in libxml2's FTP connection and DNS resolution functions. Supplying very long FTP URLs or IP addresses might result in execution of arbitrary code with the privileges of the process using libxml2. Since libxml2 is used in packages like php4-imagick, t...

USN-7435-1: Protocol Buffers vulnerability

It was discovered that Protocol Buffers incorrectly handled memory when receiving malicious input using the Java bindings. An attacker could possibly use this issue to cause a denial of service...

USN-6742-2: Linux kernel vulnerabilities

Daniele Antonioli discovered that the Secure Simple Pairing and Secure Connections pairing in the Bluetooth protocol could allow an unauthenticated user to complete authentication without pairing credentials. A physically proximate attacker placed between two Bluetooth devices could use this to...

USN-6728-1: Squid vulnerabilities

Joshua Rogers discovered that Squid incorrectly handled collapsed forwarding. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. CVE-2023-49288 Joshua Rogers discovered that Squ...

USN-6703-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code. CVE-2024-2609, CVE-2024-2611,...

USN-6305-2: PHP vulnerabilities

USN-6305-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that PHP incorrectly handled certain XML files. An attacker could possibly use this issue to...