USN-5814-1: Linux kernel vulnerabilities

Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2022-4378 Tamás Koczka discovered that the Bluetooth L2CAP handshake...

USN-5810-1: Git vulnerabilities

Markus Vervier and Eric Sesterhenn discovered that Git incorrectly handled certain gitattributes. An attacker could possibly use this issue to cause a crash or execute arbitrary code. CVE-2022-23521 Joern Schneeweisz discovered that Git incorrectly handled certain commands. An attacker could...

USN-5802-1: Linux kernel 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-5731-1: multipath-tools vulnerabilities

It was discovered that multipath-tools incorrectly handled symlinks. A local attacker could possibly use this issue, in combination with other issues, to escalate privileges. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 22.10. CVE-2022-41973 It was discovered that...

USN-5691-1: 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-5650-1: Linux kernel vulnerabilities

It was discovered that the framebuffer driver on the Linux kernel did not verify size limits when changing font or screen size, leading to an out-of- bounds write. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-33655 It was...

USN-5633-1: Linux kernel vulnerabilities

It was discovered that the framebuffer driver on the Linux kernel did not verify size limits when changing font or screen size, leading to an out-of- bounds write. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-33655 Duoming...

USN-5434-1: Firefox vulnerabilities

It was discovered that the methods of an Array object could be corrupted as a result of prototype pollution by sending a message to the parent process. If a user were tricked into opening a specially crafted website, an attacker could exploit this to execute JavaScript in a privileged context...

USN-5249-1: USBView vulnerability

It was discovered that USBView allowed unprivileged users to run usbview as root. A local attacker could use this vulnerability to gain administrative privileges or cause a denial of service...

USN-5151-1: Mailman vulnerabilities

It was discovered that Mailman incorrectly handled certain URL. An attacker could possibly use this issue to execute arbitrary code. CVE-2021-43331 It was discovered that Mailman incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information...

USN-5133-1: ICU vulnerability

It was discovered that ICU contains a use after free issue. An attacker could use this issue to cause a denial of service with crafted input...

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-4477-1: Squid vulnerabilities

Amit Klein discovered that Squid incorrectly validated certain data. A remote attacker could possibly use this issue to perform an HTTP request smuggling attack, resulting in cache poisoning. CVE-2020-15810 Régis Leroy discovered that Squid incorrectly validated certain data. A remote attacker...

USN-4472-1: PostgreSQL vulnerabilities

Noah Misch discovered that PostgreSQL incorrectly handled the searchpath setting when used with logical replication. A remote attacker could possibly use this issue to execute arbitrary SQL code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2020-14349 Andres Freund discover...

USN-4436-1: librsvg vulnerabilities

It was discovered that librsvg incorrectly handled parsing certain SVG files. A remote attacker could possibly use this issue to cause librsvg to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS. CVE-2017-11464 It was discovered that librsvg incorrectly handled...

USN-4408-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass permission prompts, or execute arbitrary code. CVE-2020-12415,...

USN-4400-1: nfs-utils vulnerability

It was discovered that the nfs-utils package set incorrect permissions on the /var/lib/nfs directory. An attacker could possibly use this issue to escalate privileges...

USN-4385-1: Intel Microcode 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-4371-1: libvirt vulnerabilities

It was discovered that libvirt incorrectly handled an active pool without a target path. A remote attacker could possibly use this issue to cause libvirt to crash, resulting in a denial of service. CVE-2020-10703 It was discovered that libvirt incorrectly handled memory when retrieving certain...

USN-4361-1: Dovecot vulnerabilities

Philippe Antoine discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to cause a denial of service. CVE-2020-10957, CVE-2020-10967 Philippe Antoine discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to...

USN-4356-1: Squid vulnerabilities

Jeriko One discovered that Squid incorrectly handled certain Edge Side Includes ESI responses. A malicious remote server could cause Squid to crash, possibly poison the cache, or possibly execute arbitrary code. CVE-2019-12519, CVE-2019-12521 It was discovered that Squid incorrectly handled the...

USN-4296-1: Django vulnerability

Norbert Szetei discovered that Django incorrectly handled the GIS functions and aggregates on Oracle. A remote attacker could possibly use this issue to perform an SQL injection attack...

USN-4277-1: libexif vulnerabilities

Liu Bingchang discovered that libexif incorrectly handled certain files. An attacker could possibly use this issue to access sensitive information or cause a denial of service. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM and Ubuntu 16.04 LTS. CVE-2016-6328 Lili Xu and Bingchang Li...

USN-4230-1: ClamAV vulnerability

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

USN-4202-1: Thunderbird vulnerabilities

It was discovered that a specially crafted S/MIME message with an inner encryption layer could be displayed as having a valid signature in some circumstances, even if the signer had no access to the encrypted message. An attacker could potentially exploit this to spoof the message author...

USN-4171-4: Apport regression

USN-4171-1 fixed a vulnerability in Apport. The update caused a regression in the Python Apport library. This update fixes the problem for Ubuntu 14.04 ESM. We apologize for the inconvenience. Original advisory details: Kevin Backhouse discovered Apport would read its user-controlled settings fil...

USN-4043-1: Django vulnerabilities

It was discovered that Django incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 18.10 and Ubuntu 19.04. CVE-2019-12308 Gavin Wahl discovered that Django incorrectly handled HTTP detection when...

USN-3915-1: Ghostscript vulnerabilities

It was discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use this issue to access arbitrary files, execute arbitrary code, or cause a denial of service...

USN-3629-1: 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 5.5.60 in Ubuntu 14.04 LTS. Ubuntu 16.04 LTS, and Ubuntu 17.10 have been updated to MySQL 5.7.22. In addition to security fixes, the updated packag...

USN-3620-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3620-1 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 ESM. Jann Horn discovered that microprocessors utilizing speculative execution and branch...

USN-3531-2: Intel Microcode regression

USN-3531-1 updated Intel microcode to the 20180108 release. Regressions were discovered in the microcode updates which could cause system instability on certain hardware platforms. At the request of Intel, we have reverted to the previous packaged microcode version, the 20170707 release. Original...

USN-3464-1: Wget vulnerabilities

Antti Levomäki, Christian Jalio, and Joonas Pihlaja discovered that Wget incorrectly handled certain HTTP responses. A remote attacker could use this issue to cause Wget to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2017-13089, CVE-2017-13090 Dawid Golunski...

USN-3414-1: QEMU vulnerabilities

Leo Gaspard discovered that QEMU incorrectly handled VirtFS access control. A guest attacker could use this issue to elevate privileges inside the guest. CVE-2017-7493 Li Qiang discovered that QEMU incorrectly handled VMWare PVSCSI emulation. A privileged attacker inside the guest could use this...

USN-3391-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting XSS attacks, bypass sandbox restrictions, obtain sensitive information, spoof the origin of modal...

USN-3208-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3208-1 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 the generic SCSI block layer in the Linux kernel did not proper...

USN-3198-1: OpenJDK 6 vulnerabilities

Karthik Bhargavan and Gaetan Leurent discovered that the DES and Triple DES ciphers were vulnerable to birthday attacks. A remote attacker could possibly use this flaw to obtain clear text data from long encrypted sessions. This update moves those algorithms to the legacy algorithm set and causes...

USN-3169-3: Linux kernel (Raspberry Pi 2) vulnerabilities

Baozeng Ding discovered a race condition that could lead to a use-after- free in the Advanced Linux Sound Architecture ALSA subsystem of the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2016-9794 Andrey Konovalov discovered that signed integer...

USN-3166-1: WebKitGTK+ vulnerabilities

A large number of security issues were discovered in the WebKitGTK+ Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service...

USN-3162-1: Linux kernel vulnerabilities

CAI Qian discovered that shared bind mounts in a mount namespace exponentially added entries without restriction to the Linux kernel's mount table. A local attacker could use this to cause a denial of service system crash. CVE-2016-6213 It was discovered that the KVM implementation for x86/x8664 ...

USN-3130-1: OpenJDK 7 vulnerabilities

It was discovered that OpenJDK did not restrict the set of algorithms used for Jar integrity verification. An attacker could use this to modify without detection the content of a JAR file, affecting system integrity. CVE-2016-5542 It was discovered that the JMX component of OpenJDK did not...

USN-3099-3: Linux kernel (Raspberry Pi 2) vulnerabilities

Vladimír Beneš 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-3098-1: Linux kernel vulnerabilities

Vladimír Beneš 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-3018-1: Linux kernel vulnerabilities

Jesse Hertz and Tim Newsham discovered that the Linux netfilter implementation did not correctly perform validation when handling 32 bit compatibility IPTSOSETREPLACE events on 64 bit platforms. A local unprivileged attacker could use this to cause a denial of service system crash or execute...

USN-3008-1: Linux kernel (Qualcomm Snapdragon) vulnerability

Jann Horn discovered that eCryptfs improperly attempted to use the mmap handler of a lower filesystem that did not implement one, causing a recursive page fault to occur. A local unprivileged attacker could use to cause a denial of service system crash or possibly execute arbitrary code with...

USN-2929-1: Linux kernel 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-2900-1: GNU C Library vulnerability

It was discovered that the GNU C Library incorrectly handled receiving responses while performing DNS resolution. A remote attacker could use this issue to cause the GNU C Library to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-2684-1: Linux kernel vulnerabilities

A flaw was discovered in the kvm kernel virtual machine subsystem's kvmapichasevents function. A unprivileged local user could exploit this flaw to cause a denial of service system crash. CVE-2015-4692 Daniel Borkmann reported a kernel crash in the Linux kernel's BPF filter JIT optimization. A...

USN-2663-1: Linux kernel vulnerabilities

Alexandre Oliva reported a race condition flaw in the btrfs file system's handling of extended attributes xattrs. A local attacker could exploit this flaw to bypass ACLs and potentially escalate privileges. CVE-2014-9710 A race condition was discovered in the Linux kernel's filehandle size...

USN-2654-1: Tomcat vulnerabilities

It was discovered that the Tomcat XML parser incorrectly handled XML External Entities XXE. A remote attacker could possibly use this issue to read arbitrary files. This issue only affected Ubuntu 14.04 LTS. CVE-2014-0119 It was discovered that Tomcat incorrectly handled data with malformed chunk...

USN-2586-1: Linux kernel (OMAP4) vulnerability

It was discovered that the Linux kernel's IPv6 networking stack has a flaw that allows using route advertisement RA messages to set the 'hoplimit' to values that are too low. An unprivileged attacker on a local network could exploit this flaw to cause a denial of service IPv6 messages dropped...