11213 matches found
USN-3266-2: Linux kernel (HWE) vulnerability
USN-3266-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.10 for Ubuntu 16.04 LTS. Alexander Popov discovered that a race condition existed in the Stream Control Transmission...
USN-3183-2: GnuTLS vulnerability
USN-3183-1 fixed CVE-2016-8610 in GnuTLS in Ubuntu 16.04 LTS and Ubuntu 16.10. This update provides the corresponding update for Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. Original advisory details: Stefan Buehler discovered that GnuTLS incorrectly verified the serial length of OCSP responses. A remo...
USN-3174-1: MySQL vulnerabilities
Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 5.5.54 in Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. Ubuntu 16.04 LTS and Ubuntu 16.10 have been updated to MySQL 5.7.17. In addition to security fixes...
USN-3169-1: Linux kernel vulnerabilities
Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not properly initialize the Code Segment CS in certain error cases. A local attacker could use this to expose sensitive information kernel memory. CVE-2016-9756 Andrey Konovalov discovered that signed integer overflows...
USN-3161-1: Linux kernel vulnerabilities
Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY implementation in the Linux kernel. A local attacker could use this to expose sensitive information kernel memory. CVE-2015-8964 It was discovered that the Video For Linux Two v4l2 implementation in the Linux kernel d...
USN-3105-1: Linux kernel 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-3099-1: Linux kernel vulnerabilities
VladimÃr BeneÅ¡ discovered an unbounded recursion in the VLAN and TEB Generic Receive Offload GRO processing implementations in the Linux kernel, A remote attacker could use this to cause a stack corruption, leading to a denial of service system crash. CVE-2016-7039 Marco Grassi discovered a...
USN-3088-1: Bind vulnerability
It was discovered that Bind incorrectly handled building responses to certain specially crafted requests. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service...
USN-3059-1: xmlrpc-epi vulnerability
It was discovered that xmlrpc-epi incorrectly handled lengths in the simplestringaddn function. A remote attacker could use this issue to cause applications using xmlrpc-epi such as PHP to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-2985-1: GNU C Library vulnerabilities
Martin Carpenter discovered that ptchown in the GNU C Library did not properly check permissions for tty files. A local attacker could use this to gain administrative privileges or expose sensitive information. CVE-2013-2207, CVE-2016-2856 Robin Hack discovered that the Name Service Switch NSS...
USN-2969-1: Linux kernel (Utopic HWE) vulnerabilities
Ralf Spenneberg discovered that the Aiptek Tablet USB device driver in the Linux kernel did not properly validate the endpoints reported by the device. An attacker with physical access could cause a denial of service system crash. CVE-2015-7515 Ben Hawkes discovered that the Linux kernel's AIO...
USN-2947-2: Linux kernel (Wily HWE) vulnerabilities
Ralf Spenneberg discovered that the usbvision driver in the Linux kernel did not properly validate the interfaces and endpoints reported by the device. An attacker with physical access could cause a denial of service system crash. CVE-2015-7833 Venkatesh Pottem discovered a use-after-free...
USN-2843-1: Linux kernel vulnerabilities
Jan Beulich discovered that the KVM svm hypervisor implementation in the Linux kernel did not properly catch Debug exceptions on AMD processors. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS. CVE-2015-8104 éƒæ°¸åˆš discovered that the pp...
USN-2836-1: GRUB vulnerability
Hector Marco and Ismael Ripoll discovered that GRUB incorrectly handled the backspace key when configured to use authentication. A local attacker could use this issue to bypass GRUB password protection...
USN-2785-1: Firefox vulnerabilities
Christian Holler, David Major, Jesse Ruderman, Tyson Smith, Boris Zbarsky, Randell Jesup, Olli Pettay, Karl Tomlinson, Jeff Walden, Gary Kwong, Andrew McCreight, Georg Fritzsche, and Carsten Book discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially...
USN-2710-2: OpenSSH regression
USN-2710-1 fixed vulnerabilities in OpenSSH. The upstream fix for CVE-2015-5600 caused a regression resulting in random authentication failures in non-default configurations. This update fixes the problem. Original advisory details: Moritz Jodeit discovered that OpenSSH incorrectly handled...
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-2496-1: GNU binutils vulnerabilities
Michal Zalewski discovered that the setupgroup function in libbfd in GNU binutils did not properly check group headers in ELF files. An attacker could use this to craft input that could cause a denial of service application crash or possibly execute arbitrary code. CVE-2014-8485 Hanno Böck...
USN-2232-1: OpenSSL vulnerabilities
Jüri Aedla discovered that OpenSSL incorrectly handled invalid DTLS fragments. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 12.04 LTS, Ubuntu 13.10, and Ubuntu 14.04 LTS...
USN-2227-1: Linux kernel (OMAP4) vulnerabilities
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. CVE-2014-0196 Matthew Daley reported an information leak in the floppy disk driver of the Linux...
USN-2226-1: 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-1916-1: Linux kernel (Raring HWE) vulnerability
An information leak was discovered in the Linux kernel when inotify is used to monitor the /dev/ptmx device. A local user could exploit this flaw to discover keystroke timing and potentially discover sensitive information like password length...
USN-1797-1: Linux kernel (OMAP4) 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-1681-1: Firefox vulnerabilities
Christoph Diehl, Christian Holler, Mats Palmgren, Chiaki Ishikawa, Bill Gianopoulos, Benoit Jacob, Gary Kwong, Robert O'Callahan, Jesse Ruderman, and Julian Seward discovered multiple memory safety issues affecting Firefox. If the user were tricked into opening a specially crafted page, an attack...
USN-1555-1: Linux kernel vulnerabilities
Chen Haogang discovered an integer overflow that could result in memory corruption. A local unprivileged user could use this to crash the system. CVE-2012-0044 A flaw was found in the Linux kernel's Reliable Datagram Sockets RDS protocol implementation. A local, unprivileged user could use this...
USN-1400-5: GSettings desktop schemas regression
USN-1400-1 fixed vulnerabilities in Firefox. Firefox 11 started using GSettings to access the system proxy settings. If there is a GSettings proxy settings schema, Firefox will consume it. The GSettings proxy settings schema that was shipped by default was unused by other applications and broke...
USN-1386-1: Linux kernel (Natty backport) vulnerabilities
The linux kernel did not properly account for PTE pages when deciding which task to kill in out of memory conditions. A local, unprivileged could exploit this flaw to cause a denial of service. CVE-2011-2498 A flaw was discovered in the TOMOYO LSM's handling of mount system calls. An unprivileged...
USN-1350-1: Thunderbird vulnerabilities
Jesse Ruderman and Bob Clary discovered memory safety issues affecting Thunderbird. If the user were tricked into opening a specially crafted page, an attacker could exploit these to cause a denial of service via application crash, or potentially execute code with the privileges of the user...
USN-1237-1: PAM vulnerabilities
Kees Cook discovered that the PAM pamenv module incorrectly handled certain malformed environment files. A local attacker could use this flaw to cause a denial of service, or possibly gain privileges. The default compiler options for affected releases should reduce the vulnerability to a denial o...
USN-1158-1: curl vulnerabilities
Richard Silverman discovered that when doing GSSAPI authentication, libcurl unconditionally performs credential delegation, handing the server a copy of the client's security credential. CVE-2011-2192 Wesley Miaw discovered that when zlib is enabled, libcurl does not properly restrict the amount ...
USN-955-1: OPIE vulnerability
Maksymilian Arciemowicz and Adam Zabrocki discovered that OPIE incorrectly handled long usernames. A remote attacker could exploit this with a crafted username and make applications linked against libopie crash, leading to a denial of service...
USN-807-1: Linux kernel vulnerabilities
Michael Tokarev discovered that the RTL8169 network driver did not correctly validate buffer sizes. A remote attacker on the local network could send specially crafted traffic that would crash the system or potentially grant elevated privileges. CVE-2009-1389 Julien Tinnes and Tavis Ormandy...
USN-793-1: Linux kernel vulnerabilities
Igor Zhbanov discovered that NFS clients were able to create device nodes even when rootsquash was enabled. An authenticated remote attacker could create device nodes with open permissions, leading to a loss of privacy or escalation of privileges. Only Ubuntu 8.10 and 9.04 were affected...
USN-460-1: Samba vulnerabilities
Paul Griffith and Andrew Hogue discovered that Samba did not fully drop root privileges while translating SIDs. A remote authenticated user could issue SMB operations during a small window of opportunity and gain root privileges. CVE-2007-2444 Brian Schafer discovered that Samba did not handle ND...
USN-50-1: CUPS vulnerabilities
CAN-2004-1125: The recent USN-48-1 fixed a buffer overflow in xpdf. Since CUPS contains xpdf code to convert incoming PDF files to the PostScript format, this vulnerability applies to cups as well. In this case it could even lead to privilege escalation: if an attacker submitted a malicious PDF...
USN-7402-1: Linux kernel vulnerabilities
Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Block layer subsystem; - GPU drivers; - HID subsystem; - Media drivers; - JFS file system; - Network namespace; -...
USN-7315-1: PostgreSQL vulnerability
Stephen Fewer discovered that PostgreSQL incorrectly handled quoting syntax in certain scenarios. A remote attacker could possibly use this issue to perform SQL injection attacks...
USN-7278-1: OpenSSL vulnerabilities
George Pantelakis and Alicja Kario discovered that OpenSSL had a timing side-channel when performing ECDSA signature computations. A remote attacker could possibly use this issue to recover private data. CVE-2024-13176 It was discovered that OpenSSL incorrectly handled certain memory operations...
USN-6754-2: nghttp2 vulnerability
USN-6754-1 fixed vulnerabilities in nghttp2. This update provides the corresponding update for Ubuntu 24.04 LTS. Original advisory details: It was discovered that nghttp2 incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause nghttp2 to consume...
USN-6672-1: Node.js vulnerabilities
Morgan Jones discovered that Node.js incorrectly handled certain inputs that leads to false positive errors during some cryptographic operations. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a...
USN-6648-1: Linux kernel vulnerabilities
It was discovered that a race condition existed in the AppleTalk networking subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-51781 Zhenghan Wang discover...
USN-6425-1: Samba vulnerabilities
Sri Nagasubramanian discovered that the Samba aclxattr VFS module incorrectly handled read-only files. When Samba is configured to ignore system ACLs, a remote attacker could possibly use this issue to truncate read-only files. CVE-2023-4091 Andrew Bartlett discovered that Samba incorrectly handl...
USN-6416-2: Linux kernel vulnerabilities
It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker could use this to cause a denial of service excessive CPU consumption. CVE-2023-1206 Daniël Trujillo, Johannes Wikner, and Kaveh Razavi...
USN-6305-1: PHP vulnerabilities
It was discovered that PHP incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive information. CVE-2023-3823 It was discovered that PHP incorrectly handled certain PHAR files. An attacker could possibly use this issue to cause a crash, expose sensitiv...
USN-6252-1: Linux kernel vulnerabilities
It was discovered that the ext4 file system implementation in the Linux kernel contained a use-after-free vulnerability. An attacker could use this to construct a malicious ext4 file system image that, when mounted, could cause a denial of service system crash. CVE-2022-1184 It was discovered tha...
USN-6221-1: Linux kernel vulnerabilities
It was discovered that a race condition existed in the overlay file system implementation in the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2021-20321 It was discovered that the virtual terminal vt device implementation in the Linux kernel contain...
USN-6122-1: Linux kernel (OEM) 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-6097-1: Linux PTP vulnerability
It was discovered that Linux PTP did not properly perform a length check when forwarding a PTP message between ports. A remote attacker could possibly use this issue to access sensitive information, execute arbitrary code, or cause a denial of service...
USN-6095-1: 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-6063-1: Ceph vulnerabilities
Mark Kirkwood discovered that Ceph incorrectly handled certain key lengths. An attacker could possibly use this issue to create non-random encryption keys. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2021-3979 It was discovered that Ceph incorrectly handled the volumes...