USN-6133-1: Linux kernel (Intel IoTG) vulnerabilities

It was discovered that the Traffic-Control Index TCINDEX implementation in the Linux kernel did not properly perform filter deactivation in some situations. A local attacker could possibly use this to gain elevated privileges. Please note that with the fix for this CVE, kernel support for the...

USN-5977-1: Linux kernel (OEM) vulnerabilities

It was discovered that the Traffic-Control Index TCINDEX implementation in the Linux kernel contained 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-2023-1281 It was discovered that the KVM VMX...

USN-5976-1: Linux kernel (OEM) vulnerabilities

It was discovered that the Upper Level Protocol ULP subsystem in the Linux kernel did not properly handle sockets entering the LISTEN state in certain protocols, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execut...

USN-5723-1: Vim vulnerabilities

It was discovered that Vim could be made to crash when searching specially crafted patterns. An attacker could possibly use this to crash Vim and cause denial of service. CVE-2022-1674 It was discovered that there existed a NULL pointer dereference in Vim. An attacker could possibly use this to...

USN-5617-1: Xen vulnerabilities

It was discovered that memory contents previously stored in microarchitectural special registers after RDRAND, RDSEED, and SGX EGETKEY read operations on Intel client and Xeon E3 processors may be briefly exposed to processes on the same or different processor cores. A local attacker could use th...

USN-5589-1: Linux kernel vulnerabilities

Asaf Modelevsky discovered that the IntelR 10GbE PCI Express ixgbe Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. CVE-2021-33061 It was discovered that the virtual terminal driver in the...

USN-5578-2: Open VM Tools vulnerability

USN-5578-1 fixed a vulnerability in Open VM Tools. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Open VM Tools incorrectly handled certain requests. An attacker inside the guest could possibly use this issue to gain root...

USN-5549-1: Django vulnerability

It was discovered that Django incorrectly handled certain FileResponse. An attacker could possibly use this issue to expose sensitive information or gain access over user machine...

USN-5401-1: DPDK vulnerabilities

Wenxiang Qian discovered that DPDK incorrectly checked certain payloads. An attacker could use this issue to cause DPDK to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2021-3839 It was discovered that DPDK incorrectly handled inflight type messages. An attacker...

USN-4635-1: Kerberos vulnerability

Demi Obenour discovered that Kerberos incorrectly handled certain ASN.1. An attacker could possibly use this issue to cause a denial of service...

USN-4171-6: Apport regression

USN-4171-1 fixed vulnerabilities in Apport. The update caused a regression when handling configuration files. This update fixes the problem, and also introduces further hardening measures. Original advisory details: Kevin Backhouse discovered Apport would read its user-controlled settings file as...

USN-4574-1: libseccomp-golang vulnerability

It was discovered that libseccomp-golang did not properly generate BPFs. If a process were running under a restrictive seccomp filter that specified multiple syscall arguments, the application could potentially bypass the intended restrictions put in place by seccomp...

USN-4551-1: Squid vulnerabilities

Alex Rousskov and Amit Klein discovered that Squid incorrectly handled certain Content-Length headers. A remote attacker could possibly use this issue to perform an HTTP request smuggling attack, resulting in cache poisoning. CVE-2020-15049 Amit Klein discovered that Squid incorrectly validated...

USN-4505-1: PHPMailer vulnerability

Elar Lang discovered that PHPMailer did not properly escape double quote characters in filenames. A remote attacker could possibly exploit this with a crafted filename to bypass attachment filters that are based on matching filename extensions. CVE-2020-13625...

LSN-0071-1: Kernel Live Patch Security Notice

Or Cohen discovered that the AFPACKET implementation in the Linux kernel did not properly perform bounds checking in some situations. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-14386...

USN-4488-2: X.Org X Server vulnerabilities

USN-4488-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update and also the update from USN-4490-1 for Ubuntu 14.04 ESM. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled the input extension protocol. A local attack...

USN-4487-1: libx11 vulnerabilities

Todd Carson discovered that libx11 incorrectly handled certain memory operations. A local attacker could possibly use this issue to escalate privileges. CVE-2020-14344 Jayden Rivers discovered that libx11 incorrectly handled locales. A local attacker could possibly use this issue to escalate...

USN-4435-2: ClamAV vulnerabilities

USN-4435-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that ClamAV incorrectly handled parsing ARJ archives. A remote attacker could possibly use this issue to cause...

USN-4380-1: Apache Ant vulnerability

It was discovered that Apache Ant created temporary files with insecure permissions. An attacker could use this vulnerability to read sensitive information leaked into /tmp, or potentially inject malicious code into a project that is built with Apache Ant...

USN-4256-1: Cyrus SASL vulnerability

It was discovered that Cyrus SASL incorrectly handled certain LDAP packets. An attacker could possibly use this issue to execute arbitrary code or cause a denial of service...

USN-3936-2: AdvanceCOMP vulnerability

USN-3936-1 fixed a vulnerability in AdvanceCOMP. This update provides the corresponding update for Ubuntu 19.04. Original advisory details: It was discovered that AdvanceCOMP incorrectly handled certain PNG files. An attacker could possibly use this issue to execute arbitrary code...

USN-3741-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3741-1 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 memory present in the L1 data cache of an Intel CPU core may be...

USN-3656-1: Linux kernel (Raspberry Pi 2, Snapdragon) vulnerabilities

Tuba Yavuz discovered that a double-free error existed in the USBTV007 driver of the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2017-17975 It was discovered that a race condition existed in the F2FS implementatio...

USN-3653-1: Linux kernel vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3444-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3444-1 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. Jan H. Schönherr discovered that the Xen subsystem did not properly handle block IO...

USN-3393-1: ClamAV vulnerabilities

It was discovered that ClamAV incorrectly handled parsing certain e-mail messages. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. CVE-2017-6418 It was discovered that ClamAV incorrectly handled certain malformed CHM files. A remote...

USN-3361-1: Linux kernel (HWE) vulnerabilities

USN-3358-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.04. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.04 for Ubuntu 16.04 LTS. Please note that this update changes the Linux HWE kernel to the 4.10 based kernel from Ubuntu...

USN-3220-1: Linux kernel vulnerability

Alexander Popov discovered that the NHDLC line discipline implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly gain administrative privileges...

USN-3207-1: Linux kernel vulnerabilities

It was discovered that a use-after-free vulnerability existed in the block device layer of the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly gain administrative privileges. CVE-2016-7910 Dmitry Vyukov discovered a use-after-free vulnerability ...

USN-3199-1: Python Crypto vulnerability

It was discovered that the ALGnew function in blocktemplace.c in the Python Cryptography Toolkit contained a heap-based buffer overflow vulnerability. A remote attacker could use this flaw to execute arbitrary code by using a crafted initialization vector parameter...

USN-3192-1: Squid vulnerabilities

Saulius Lapinskas discovered that Squid incorrectly handled processing HTTP conditional requests. A remote attacker could possibly use this issue to obtain sensitive information related to other clients' browsing sessions. CVE-2016-10002 Felix Hassert discovered that Squid incorrectly handled...

USN-3151-3: Linux kernel (Qualcomm Snapdragon) vulnerability

Philip Pettersson discovered a race condition in the afpacket implementation in the Linux kernel. A local unprivileged attacker could use this to cause a denial of service system crash or run arbitrary code with administrative privileges...

USN-3145-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3145-1 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. Marco Grassi discovered that the driver for Areca RAID Controllers in the Linux kernel...

USN-3072-2: Linux kernel (OMAP4) vulnerabilities

Kangjie Lu discovered an information leak in the Reliable Datagram Sockets RDS implementation in the Linux kernel. A local attacker could use this to obtain potentially sensitive information from kernel memory. CVE-2016-5244 Yue Cao et al discovered a flaw in the TCP implementation's handling of...

USN-3021-2: Linux kernel (OMAP4) vulnerabilities

Andrey Konovalov discovered that the CDC Network Control Model USB driver in the Linux kernel did not cancel work events queued if a later error occurred, resulting in a use-after-free. An attacker with physical access could use this to cause a denial of service system crash. CVE-2016-3951 Kangji...

USN-3002-1: Linux kernel (Wily 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-2972-1: OpenJDK 6 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-2016-0686, CVE-2016-0687,...

USN-2948-1: Linux kernel (Utopic HWE) vulnerabilities

Ralf Spenneberg discovered that the USB driver for Clie devices 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-2015-7566 Ralf Spenneberg discovered that the usbvision driver in...

USN-2947-3: Linux kernel (Raspberry Pi 2) 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-2908-3: Linux kernel (Raspberry Pi 2) vulnerabilities

halfdog discovered that OverlayFS, when mounting on top of a FUSE mount, incorrectly propagated file attributes, including setuid. A local unprivileged attacker could use this to gain privileges. CVE-2016-1576 halfdog discovered that OverlayFS in the Linux kernel incorrectly propagated security...

USN-2843-3: Linux kernel (Raspberry Pi 2) vulnerabilities

郭永刚 discovered that the ppp implementation in the Linux kernel did not ensure that certain slot numbers are valid. A local attacker with the privilege to call ioctl on /dev/ppp could cause a denial of service system crash. CVE-2015-7799 Dmitry Vyukov discovered that the Linux kernel's keyring...

USN-2802-1: Linux kernel vulnerability

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS...

USN-2714-1: Linux kernel (OMAP4) vulnerabilities

Marcelo Ricardo Leitner discovered a race condition in the Linux kernel's SCTP address configuration lists when using Address Configuration Change ASCONF options on a socket. An unprivileged local user could exploit this flaw to cause a denial of service system crash. CVE-2015-3212 A flaw was...

USN-2599-1: Linux kernel (Utopic HWE) 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-2560-1: Linux kernel vulnerabilities

An integer overflow was discovered in the stack randomization feature of the Linux kernel on 64 bit platforms. A local attacker could exploit this flaw to bypass the Address Space Layout Randomization ASLR protection mechanism. CVE-2015-1593 An information leak was discovered in the Linux Kernel'...

USN-2530-1: Linux kernel vulnerability

It was discovered that the Linux kernel's Infiniband subsystem did not properly sanitize its input parameters while registering memory regions from userspace. A local user could exploit this flaw to cause a denial of service system crash or to potentially gain administrative privileges...

USN-2514-1: Linux kernel (OMAP4) 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-2388-1: OpenJDK 7 vulnerabilities

A vulnerability was discovered in the OpenJDK JRE related to information disclosure and data integrity. An attacker could exploit this to expose sensitive data over the network. CVE-2014-6457 Several vulnerabilities were discovered in the OpenJDK JRE related to data integrity. CVE-2014-6502,...

USN-2284-1: Linux kernel (OMAP4) vulnerabilities

Sasha Levin reported a flaw in the Linux kernel's point-to-point protocol PPP when used with the Layer Two Tunneling Protocol L2TP. A local user could exploit this flaw to gain administrative privileges. CVE-2014-4943 Andy Lutomirski discovered a flaw with the Linux kernel's ptrace syscall on x86...

USN-2247-1: OpenStack Nova vulnerabilities

Darragh O'Reilly discovered that the Ubuntu packaging for OpenStack Nova did not properly set up its sudo configuration. If a different flaw was found in OpenStack Nova, this vulnerability could be used to escalate privileges. This issue only affected Ubuntu 13.10 and Ubuntu 14.04 LTS...