11208 matches found
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-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-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-728-1: Firefox and Xulrunner vulnerabilities
Glenn Randers-Pehrson discovered that the embedded libpng in Firefox did not properly initialize pointers. If a user were tricked into viewing a malicious website with a crafted PNG file, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of t...
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-577-1: Linux kernel vulnerability
Wojciech Purczynski discovered that the vmsplice system call did not properly perform verification of user-memory pointers. A local attacker could exploit this to overwrite arbitrary kernel memory and gain root privileges. CVE-2008-0600...
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-339-1: OpenSSL vulnerability
Philip Mackenzie, Marius Schilder, Jason Waddle and Ben Laurie of Google Security discovered that the OpenSSL library did not sufficiently check the padding of PKCS 1 v1.5 signatures if the exponent of the public key is 3 which is widely used for CAs. This could be exploited to forge signatures...
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-7467-1: libxml2 vulnerabilities
It was discovered that the libxml2 Python bindings incorrectly handled certain return values. An attacker could possibly use this issue to cause libxml2 to crash, resulting in a denial of service. CVE-2025-32414 It was discovered that libxml2 incorrectly handled certain memory operations. A remot...
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...
USN-6539-1: python-cryptography vulnerabilities
It was discovered that the python-cryptography Cipher.updateinto function would incorrectly accept objects with immutable buffers. This would result in corrupted output, contrary to expectations. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. CVE-2023-23931 It was...
USN-6495-2: Linux kernel vulnerabilities
Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Manfred Rudigier discovered that the IntelR PCI-Express Gigab...
USN-6502-4: Linux kernel vulnerabilities
Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrary code. CVE-2023-25775 Yu Hao discover...
USN-6394-2: Python vulnerability
USN-6394-1 fixed a vulnerability in Python. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that Python incorrectly handled certain scripts. An attacker could possibly use this issue to execute...
USN-6404-1: 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-2023-5169, CVE-2023-5170,...
USN-6391-1: CUPS vulnerability
It was discovered that CUPS incorrectly parsed certain Postscript objects. If a user or automated system were tricked into printing a specially crafted document, a remote attacker could use this issue to cause CUPS to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-6319-1: AMD Microcode vulnerability
Daniël Trujillo, Johannes Wikner, and Kaveh Razavi discovered that some AMD processors utilising speculative execution and branch prediction may allow unauthorised memory reads via a speculative side-channel attack. A local attacker could use this to expose sensitive information, including kernel...
USN-6304-1: Inetutils vulnerabilities
It was discovered that telnetd in GNU Inetutils incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS CVE-2022-39028 It was discovered that Inetutils incorrectly handled certain inputs. An...
USN-6162-1: Linux kernel (Intel IoTG) vulnerabilities
Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...
USN-6149-1: Linux kernel vulnerabilities
Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...
USN-6117-1: Apache Batik vulnerabilities
It was discovered that Apache Batik incorrectly handled certain inputs. An attacker could possibly use this to perform a cross site request forgery attack. CVE-2019-17566, CVE-2020-11987, CVE-2022-38398, CVE-2022-38648 It was discovered that Apache Batik incorrectly handled Jar URLs in some...
USN-6084-1: Linux kernel vulnerabilities
Jordy Zomer and Alexandra Sandulescu discovered that the Linux kernel did not properly implement speculative execution barriers in usercopy functions in certain situations. A local attacker could use this to expose sensitive information kernel memory. CVE-2023-0459 Xingyuan Mo discovered that the...
USN-6067-1: OpenStack Neutron vulnerabilities
David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could possibly use this issue to impersonate the IPv6 addresses of other systems on the network. This issue only affected Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. CVE-2021-20267...