USN-6049-1: Netty vulnerabilities

It was discovered that Netty's Zlib decoders did not limit memory allocations. A remote attacker could possibly use this issue to cause Netty to exhaust memory via malicious input, leading to a denial of service. This issue only affected Ubuntu 16.04 ESM and Ubuntu 20.04 ESM. CVE-2020-11612 It wa...

USN-6010-3: Firefox regressions

USN-6010-1 fixed vulnerabilities and USN-6010-2 fixed minor regressions in Firefox. The update introduced several minor regressions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were...

USN-5987-1: Linux kernel vulnerabilities

It was discovered that the KVM VMX implementation in the Linux kernel did not properly handle indirect branch prediction isolation between L1 and L2 VMs. An attacker in a guest VM could use this to expose sensitive information from the host OS or other guest VMs. CVE-2022-2196 It was discovered...

USN-5970-1: Linux kernel vulnerabilities

It was discovered that the KVM VMX implementation in the Linux kernel did not properly handle indirect branch prediction isolation between L1 and L2 VMs. An attacker in a guest VM could use this to expose sensitive information from the host OS or other guest VMs. CVE-2022-2196 It was discovered...

USN-5878-1: Linux kernel (Azure) vulnerabilities

It was discovered that the Bluetooth HCI implementation in the Linux kernel did not properly deallocate memory in some situations. An attacker could possibly use this cause a denial of service memory exhaustion. CVE-2022-3619 It was discovered that the Broadcom FullMAC USB WiFi driver in the Linu...

USN-5829-1: Linux kernel (Raspberry Pi) vulnerabilities

It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-43945 Tamás Koczka discovered that th...

USN-5694-1: LibreOffice vulnerabilities

It was discovered that LibreOffice incorrectly handled links using the Office URI Schemes. If a user were tricked into opening a specially crafted document, a remote attacker could use this issue to execute arbitrary scripts. CVE-2022-3140 Thomas Florian discovered that LibreOffice incorrectly...

USN-5692-1: Linux kernel vulnerabilities

David Bouman and Billy Jheng Bing Jhong discovered that a race condition existed in the iouring subsystem in 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-2022-2602...

USN-5668-1: Linux kernel vulnerabilities

It was discovered that the BPF verifier in the Linux kernel did not properly handle internal data structures. A local attacker could use this to expose sensitive information kernel memory. CVE-2021-4159 It was discovered that an out-of-bounds write vulnerability existed in the Video for Linux 2...

USN-5664-1: OpenJPEG vulnerabilities

It was discovered that OpenJPEG did not properly handle PNM headers, resulting in a null pointer dereference. A remote attacker could possibly use this issue to cause a denial of service DoS. CVE-2016-7445 It was discovered that OpenJPEG incorrectly handled certain image files resulting in divisi...

USN-5238-1: PostgreSQL JDBC Driver vulnerability

It was discovered that PostgreSQL JDBC Driver incorrectly handled certain requests from external entities. A remote attacker could use this vulnerability to cause a denial of service or possibly execute arbitrary code...

USN-5503-1: GnuPG vulnerability

Demi Marie Obenour discovered that GnuPG incorrectly handled injection in the status message. A remote attacker could possibly use this issue to forge signatures...

USN-5492-1: Vim vulnerability

It was discovered that Vim incorrectly handled memory when opening and searching the contents of certain files. If an attacker could trick a user into opening a specially crafted file, it could cause Vim to crash...

USN-4471-2: Net-SNMP regression

USN-4471-1 fixed a vulnerability in Net-SNMP. The updated introduced a regression making nsExtendCacheTime not settable. This update fixes the problem adding the cacheTime feature flag. Original advisory details: Tobias Neitzel discovered that Net-SNMP incorrectly handled certain symlinks. An...

USN-4454-1: Samba vulnerability

Martin von Wittich and Wilko Meyer discovered that Samba incorrectly handled certain empty UDP packets when being used as a AD DC NBT server. A remote attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service...

USN-4199-2: libvpx vulnerabilities

USN-4199-1 fixed several vulnerabilities in libvpx. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that libvpx did not properly handle certain malformed WebM media files. If an application using libvpx opened a specially crafted We...

USN-4406-1: Mailman vulnerability

It was discovered that Mailman incorrectly handled certain inputs. An attacker could possibly use this issue to inject arbitrary content in the login page...

USN-4381-1: Django vulnerabilities

Dan Palmer discovered that Django incorrectly validated memcached cache keys. A remote attacker could possibly use this issue to cause a denial of service and obtain sensitive information. CVE-2020-13254 Jon Dufresne discovered that Django incorrectly encoded query parameters for the admin...

USN-4309-1: Vim vulnerabilities

It was discovered that Vim incorrectly handled certain sources. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM and Ubuntu 16.04 LTS CVE-2017-11109 It was discovered that Vim incorrectly handled certain files. An...

USN-4201-1: Ruby vulnerabilities

It was discovered that Ruby incorrectly handled certain files. An attacker could possibly use this issue to pass path matching what can lead to an unauthorized access. CVE-2019-15845 It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could use this issue to...

USN-3963-1: Memcached vulnerability

It was discovered that Memcached incorrectly handled certain lru command messages. A remote attacker could possibly use this issue to cause Memcached to crash, resulting in a denial of service...

USN-3958-1: GStreamer Base Plugins vulnerability

It was discovered that GStreamer Base Plugins did not correctly handle certain malformed RTSP streams. If a user were tricked into opening a crafted RTSP stream with a GStreamer application, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code...

USN-3877-1: LibVNCServer vulnerabilities

It was discovered that LibVNCServer incorrectly handled certain operations. A remote attacker able to connect to applications using LibVNCServer could possibly use this issue to obtain sensitive information, cause a denial of service, or execute arbitrary code...

USN-3758-2: libx11 vulnerabilities

USN-3758-1 fixed several vulnerabilities in libx11. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Tobias Stoeckmann discovered that libx11 incorrectly handled certain images. An attacker could possibly use this issue to access sensitive information...

USN-3731-2: LFTP vulnerability

USN-3731-1 fixed a vulnerability in LFTP. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that LFTP incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service...

USN-3696-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3696-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. It was discovered that an integer overflow existed in the perf subsystem of the Linux...

USN-3690-1: AMD Microcode update

Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory. This update provide...

USN-3655-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3655-1 fixed vulnerabilities and added mitigations in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 ESM. Jann Horn and Ken Johnson discovered that microprocessors...

USN-3616-1: Python Crypto vulnerability

It was discovered that Python Crypto incorrectly generated ElGamal key parameters. A remote attacker could possibly use this issue to obtain sensitive information...

USN-3564-1: PostgreSQL vulnerability

It was discovered that PostgreSQL incorrectly handled certain temp files. An attacker could possibly use this to access sensitive information...

USN-3313-1: Linux kernel vulnerability

It was discovered that a buffer overflow existed in the trace subsystem in the Linux kernel. A privileged local attacker could use this to execute arbitrary code...

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-3145-1: Linux kernel vulnerabilities

Marco Grassi discovered that the driver for Areca RAID Controllers in the Linux kernel did not properly validate control messages. A local attacker could use this to cause a denial of service system crash or possibly gain privileges. CVE-2016-7425 Daxing Guo discovered a stack-based buffer overfl...

USN-3127-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3127-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 LTS. It was discovered that the compression handling code in the Advanced Linux Sound...

USN-3103-1: DBD::mysql vulnerabilities

It was discovered that DBD::mysql incorrectly handled certain memory operations. A remote attacker could use this issue to cause DBD::mysql to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2014-9906 Hanno Böck discovered that DBD::mysql incorrectly handled certa...

USN-3056-1: Linux kernel (Raspberry Pi 2) vulnerabilities

Ben Hawkes discovered an integer overflow in the Linux netfilter implementation. On systems running 32 bit kernels, a local unprivileged attacker could use this to cause a denial of service system crash or possibly execute arbitrary code with administrative privileges. CVE-2016-3135 It was...

USN-3048-1: curl vulnerabilities

Bru Rom discovered that curl incorrectly handled client certificates when resuming a TLS session. CVE-2016-5419 It was discovered that curl incorrectly handled client certificates when reusing TLS connections. CVE-2016-5420 Marcelo Echeverria and Fernando Muñoz discovered that curl incorrectly...

USN-3016-4: Linux kernel (Xenial HWE) vulnerabilities

USN-3016-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. Jesse Hertz and Tim Newsham discovered that the Linux netfilter implementation did not...

USN-2967-2: Linux kernel (OMAP4) vulnerabilities

It was discovered that the Linux kernel did not properly enforce rlimits for file descriptors sent over UNIX domain sockets. A local attacker could use this to cause a denial of service. CVE-2013-4312 Ralf Spenneberg discovered that the Aiptek Tablet USB device driver in the Linux kernel did not...

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-2924-1: NSS vulnerability

Francis Gabriel discovered that NSS incorrectly handled decoding certain ASN.1 data. An remote attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-2890-3: Linux kernel (Raspberry Pi 2) 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-2791-1: NSS vulnerabilities

Tyson Smith and David Keeler discovered that NSS incorrectly handled decoding certain ASN.1 data. An remote attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-2679-1: Linux kernel (OMAP4) vulnerabilities

A flaw was discovered in the user space memory copying for the pipe iovecs in the Linux kernel. An unprivileged local user could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges. CVE-2015-1805 Daniel Borkmann reported a kernel crash in the Linux...

USN-2674-1: 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 5.5.44 in Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 14.10. Ubuntu 15.04 has been updated to MySQL 5.6.25. In addition to security fixes, the...

USN-2666-1: Linux kernel vulnerabilities

A race condition was discovered in the Linux kernel's filehandle size verification. A local user could exploit this flaw to read potentially sensative memory locations. CVE-2015-1420 A underflow error was discovered in the Linux kernel's Ozmo Devices USB over WiFi host controller driver. A remote...

USN-2613-1: Linux kernel (Trusty HWE) vulnerabilities

Vincent Tondellier discovered an integer overflow in the Linux kernel's netfilter connection tracking accounting of loaded extensions. An attacker on the local area network LAN could potential exploit this flaw to cause a denial of service system crash of targeted system. CVE-2014-9715 Jan Beulic...

USN-2601-1: Linux kernel vulnerability

A race condition between chown and execve was discovered in the Linux kernel. A local attacker could exploit this race by using chown on a setuid-user-binary to gain administrative privileges...

USN-2570-1: Oxide vulnerabilities

An issue was discovered in the HTML parser in Blink. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to bypass same-origin restrictions. CVE-2015-1235 An issue was discovered in the Web Audio API implementation in Blink. If a user were...

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...