USN-2844-1: Linux kernel (Utopic HWE) 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 郭永刚 discovered that the pp...

USN-2840-1: Linux kernel vulnerabilities

Dmitry Vyukov discovered that the Linux kernel's keyring handler attempted to garbage collect incompletely instantiated keys. A local unprivileged attacker could use this to cause a denial of service system crash. CVE-2015-7872 Jan Beulich discovered that the KVM svm hypervisor implementation in...

USN-2443-1: Linux kernel vulnerabilities

Andy Lutomirski discovered that the Linux kernel does not properly handle faults associated with the Stack Segment SS register in the x86 architecture. A local attacker could exploit this flaw to gain administrative privileges. CVE-2014-9322 An information leak in the Linux kernel was discovered...

USN-2374-1: Linux kernel vulnerabilities

Ben Hawkes reported some off by one errors for report descriptors in the Linux kernel's HID stack. A physically proximate attacker could exploit these flaws to cause a denial of service out-of-bounds write via a specially crafted device. CVE-2014-3184 Several bounds check flaws allowing for buffe...

USN-2290-1: Linux kernel 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 Salva Peiró discovered an information leak in the Linux kernel's media- device...

USN-2276-1: PHP vulnerabilities

Francisco Alonso discovered that the PHP Fileinfo component incorrectly handled certain CDF documents. A remote attacker could use this issue to cause PHP to hang or crash, resulting in a denial of service. CVE-2014-0207, CVE-2014-3478, CVE-2014-3479, CVE-2014-3480, CVE-2014-3487 Stefan Esser...

USN-2220-1: Linux kernel (EC2) 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-1767-1: Linux kernel vulnerabilities

Andrew Cooper of Citrix reported a Xen stack corruption in the Linux kernel. An unprivileged user in a 32bit PVOPS guest can cause the guest kernel to crash, or operate erroneously. CVE-2013-0190 A failure to validate input was discovered in the Linux kernel's Xen netback network backend driver. ...

USN-1616-1: Python 3.1 vulnerabilities

It was discovered that Python would prepend an empty string to sys.path under certain circumstances. A local attacker with write access to the current working directory could exploit this to execute arbitrary code. This issue only affected Ubuntu 10.04 LTS. CVE-2008-5983 It was discovered that th...

USN-1357-1: OpenSSL vulnerabilities

It was discovered that the elliptic curve cryptography ECC subsystem in OpenSSL, when using the Elliptic Curve Digital Signature Algorithm ECDSA for the ECDHEECDSA cipher suite, did not properly implement curves over binary fields. This could allow an attacker to determine private keys via a timi...

USN-1294-1: Linux kernel (Oneiric backport) 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 Vasiliy Kulikov discovered that taskstats did not enforce access restrictions. A local attacker could exploit...

USN-1241-1: Linux kernel (i.MX51) vulnerabilities

It was discovered that the Stream Control Transmission Protocol SCTP implementation incorrectly calculated lengths. If the net.sctp.addipenable variable was turned on, a remote attacker could send specially crafted traffic to crash the system. CVE-2011-1573 Ryan Sweat discovered that the kernel...

USN-751-1: Linux kernel vulnerabilities

NFS did not correctly handle races between fcntl and interrupts. A local attacker on an NFS mount could consume unlimited kernel memory, leading to a denial of service. Ubuntu 8.10 was not affected. CVE-2008-4307 Sparc syscalls did not correctly check mmap regions. A local attacker could cause a...

USN-6233-2: YAJL vulnerabilities

USN-6233-1 fixed vulnerabilities in YAJL. This update provides the corresponding updates for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. Original advisory details: It was discovered that YAJL was not properly performing bounds checks when decoding a string with escape sequences. If a us...

USN-6413-1: GNU binutils vulnerabilities

It was discovered that GNU binutils was not properly performing checks when dealing with memory allocation operations, which could lead to excessive memory consumption. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS. CVE-2017-1712...

USN-6407-1: libx11 vulnerabilities

Gregory James Duck discovered that libx11 incorrectly handled certain keyboard symbols. If a user were tricked into connecting to a malicious X server, a remote attacker could use this issue to cause libx11 to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6309-1: Linux kernel vulnerabilities

Zheng Zhang discovered that the device-mapper implementation in the Linux kernel did not properly handle locking during tableclear operations. A local attacker could use this to cause a denial of service kernel deadlock. CVE-2023-2269 It was discovered that a use-after-free vulnerability existed ...

USN-6078-2: libwebp vulnerability

USN-6078-1 fixed a vulnerability in libwebp. This update provides the corresponding update for Ubuntu 16.04 LTS. Original advisory details: Irvan Kurniawan discovered that libwebp incorrectly handled certain memory operations. If a user or automated system were tricked into opening a specially...

USN-6231-1: Linux kernel (OEM) vulnerabilities

It was discovered that the XFS file system implementation in the Linux kernel did not properly perform metadata validation when mounting certain images. An attacker could use this to specially craft a file system image that, when mounted, could cause a denial of service system crash. CVE-2023-212...

USN-6201-1: 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-2023-37201, CVE-2023-37202,...

USN-6060-1: 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 8.0.33 in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 22.10, and Ubuntu 23.04. Ubuntu 18.04 LTS has been updated to MySQL 5.7.42. In addition to...

USN-5938-1: Linux kernel (GKE) 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-5903-1: lighttpd vulnerabilities

It was discovered that lighttpd incorrectly handled certain inputs, which could result in a stack buffer overflow. A remote attacker could possibly use this issue to cause a denial of service DoS. CVE-2022-22707, CVE-2022-41556...

USN-5876-1: Linux kernel vulnerabilities

It was discovered that a memory leak existed in the Unix domain socket implementation of the Linux kernel. A local attacker could use this to cause a denial of service memory exhaustion. CVE-2022-3543 It was discovered that the Bluetooth HCI implementation in the Linux kernel did not properly...

USN-5789-1: Linux kernel (OEM) 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 Jann Horn discovered that the...

USN-5523-2: LibTIFF vulnerabilities

USN-5523-1 fixed several vulnerabilities in LibTIFF. This update provides the fixes for CVE-2022-0907, CVE-2022-0908, CVE-2022-0909, CVE-2022-0924 and CVE-2022-22844 for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: It was discovered that LibTIFF was not properly perf orming...

USN-5539-1: Linux kernel vulnerabilities

It was discovered that the implementation of the 6pack and mkiss protocols in the Linux kernel did not handle detach events properly in some situations, leading to a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service system crash. CVE-2022-1195...

USN-5433-1: Vim vulnerabilities

It was discovered that Vim incorrectly handled parsing of filenames in its search functionality. If a user were tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service. CVE-2021-3973 It was discovered that Vim incorrectly handled memo...

USN-5224-2: Ghostscript vulnerabilities

USN-5224-1 fixed several vulnerabilities in Ghostscript. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a...

USN-5134-1: Docker vulnerability

An information disclosure issue was discovered in the command line interface of Docker. A misconfigured credential store could result in supplied credentials being leaked to the public registry, when using the docker login command with a private registry...

USN-5099-1: Imlib2 vulnerability

It was discovered that Imlib2 incorrectly handled certain ICO images. An attacker could use this issue to cause a denial of service and possibly execute arbitrary code...

USN-5069-2: mod-auth-mellon vulnerability

USN-5069-1 fixed a vulnerability in mod-auth-mellon. This update provides the corresponding updates for Ubuntu 21.04. Original advisory details: It was discovered that mod-auth-mellon incorrectly filtered certain URLs. A remote attacker could possibly use this issue to perform an open redirect...

USN-5060-2: NTFS-3G vulnerabilities

USN-5060-1 fixed a vulnerability in NTFS-3G. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that NTFS-3G incorrectly handled certain image file. An attacker could possibly use this issue to execute arbitrary co...

USN-4632-1: SLiRP vulnerabilities

It was discovered that the SLiRP networking implementation of the QEMU emulator did not properly manage memory under certain circumstances. An attacker could use this to cause a heap-based buffer overflow or other out- of-bounds access, which can lead to a denial of service application crash or...

USN-4601-1: pip vulnerability

It was discovered that pip did not properly sanitize the filename during pip install. A remote attacker could possible use this issue to read and write arbitrary files on the host filesystem as root, resulting in a directory traversal attack. CVE-2019-20916...

USN-4496-1: Apache XML-RPC vulnerability

It was discovered that Apache XML-RPC aka ws-xmlrpc does not properly deserialize untrusted data. An attacker could possibly use this issue to execute arbitrary code. CVE-2019-17570...

USN-4487-2: libx11 vulnerabilities

USN-4487-1 fixed several vulnerabilities in libx11. This update provides the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM. Original advisory details: Todd Carson discovered that libx11 incorrectly handled certain memory operations. A local attacker could possibly use this issue to...

USN-4432-1: GRUB 2 vulnerabilities

Jesse Michael and Mickey Shkatov discovered that the configuration parser in GRUB2 did not properly exit when errors were discovered, resulting in heap-based buffer overflows. A local attacker could use this to execute arbitrary code and bypass UEFI Secure Boot restrictions. CVE-2020-10713 Chris...

LSN-0068-1: Kernel Live Patch Security Notice

It was discovered that the virtual terminal implementation in the Linux kernel did not properly handle resize events. A local attacker could use this to expose sensitive information. CVE-2020-8647 It was discovered that the virtual terminal implementation in the Linux kernel contained a race...

USN-4379-1: FreeRDP vulnerabilities

It was discovered that FreeRDP incorrectly handled certain memory operations. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly exeucte arbitrary code...

USN-4316-2: GD Graphics Library vulnerabilities

USN-4316-1 fixed a vulnerability in GD Graphics Library. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that GD Graphics Library incorrectly handled cloning an image. An attacker could possibly use this issue to cause GD Graphics...

USN-4290-2: libpam-radius-auth vulnerability

USN-4290-1 fixed a vulnerability in libpam-radius-auth. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that libpam-radius-auth incorrectly handled certain long passwords. A remote attacker could possibly use th...

USN-4274-1: libxml2 vulnerabilities

It was discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a denial of service. CVE-2019-19956, CVE-2020-7595...

USN-4259-1: Apache Solr vulnerability

Michael Stepankin and Olga Barinova discovered that Apache Solr was vulnerable to an XXE attack. An attacker could use this vulnerability to remotely execute code...

USN-4197-1: Bind vulnerability

It was discovered that Bind incorrectly handled certain TCP-pipelined queries. A remote attacker could possibly use this issue to cause Bind to consume resources, resulting in a denial of service...

USN-4182-1: Intel Microcode update

Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss, and Jo Van Bulck discovered that Intel processors using Transactional Synchronization Extensions TSX could expose...

USN-4167-2: Samba vulnerabilities

USN-4167-1 fixed several vulnerabilities in Samba. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Michael Hanselmann discovered that the Samba client code incorrectly handled path separators. If a user were tricked into connecti...

USN-4155-1: Aspell vulnerability

It was discovered that Aspell incorrectly handled certain inputs. An attacker could potentially access sensitive information...

USN-4092-1: Ghostscript vulnerability

Netanel Fisher discovered that the font handler in Ghostscript did not properly restrict privileged calls when '-dSAFER' restrictions were in effect. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use this issue to access...

USN-3971-1: Monit vulnerabilities

Zack Flack discovered that Monit incorrectly handled certain input. A remote authenticated user could exploit this to conduct cross-site scripting XSS attacks. CVE-2019-11454 Zack Flack discovered a buffer overread when Monit decoded certain crafted URLs. An attacker could exploit this to leak...