USN-1104-1: FFmpeg vulnerabilities

Cesar Bernardini and Felipe Andres Manzano discovered that FFmpeg incorrectly handled certain malformed flic files. If a user were tricked into opening a crafted flic file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of...

USN-1015-1: libvpx vulnerability

Christoph Diehl discovered that libvpx did not properly perform bounds checking. If an application using libvpx opened a specially crafted WebM file, an attacker could cause a denial of service or possibly execute code as the user invoking the program...

USN-976-1: Tomcat vulnerability

It was discovered that Tomcat incorrectly handled invalid Transfer-Encoding headers. A remote attacker could send specially crafted requests containing invalid headers to the server and cause a denial of service, or possibly obtain sensitive information from other requests...

USN-943-1: Thunderbird vulnerabilities

Martin Barbella discovered an integer overflow in an XSLT node sorting routine. An attacker could exploit this to overflow a buffer and cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. CVE-2010-1199 An integer overflow was discover...

USN-776-2: KVM regression

USN-776-1 fixed vulnerabilities in KVM. Due to an incorrect fix, a regression was introduced in Ubuntu 8.04 LTS that caused KVM to fail to boot virtual machines started via libvirt. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Avi Kivity discovered...

USN-747-1: ICU vulnerability

It was discovered that libicu did not correctly handle certain invalid encoded data. If a user or automated system were tricked into processing specially crafted data with applications linked against libicu, certain content filters could be bypassed...

USN-719-1: pam-krb5 vulnerabilities

It was discovered that pamkrb5 parsed environment variables when run with setuid applications. A local attacker could exploit this flaw to bypass authentication checks and gain root privileges. CVE-2009-0360 Derek Chan discovered that pamkrb5 incorrectly handled refreshing existing credentials wh...

USN-612-4: ssl-cert vulnerability

USN-612-1 fixed vulnerabilities in openssl. This update provides the corresponding updates for ssl-cert -- potentially compromised snake-oil SSL certificates will be regenerated. Original advisory details: A weakness has been discovered in the random number generator used by OpenSSL on Debian and...

USN-436-2: KTorrent vulnerability

USN-436-1 fixed a vulnerability in KTorrent. The original fix for path traversal was incomplete, allowing for alternate vectors of attack. This update solves the problem. Original advisory details: Bryan Burns of Juniper Networks discovered that KTorrent did not correctly validate the destination...

USN-383-1: libpng vulnerability

Tavis Ormandy discovered that libpng did not correctly calculate the size of sPLT structures when reading an image. By tricking a user or an automated system into processing a specially crafted PNG file, an attacker could exploit this weakness to crash the application using the library...

USN-281-1: Linux kernel vulnerabilities

The sysmbind function did not properly verify the validity of the 'maxnod' argument. A local user could exploit this to trigger a buffer overflow, which caused a kernel crash. CVE-2006-0557 The SELinux module did not correctly handle the tracer SID when a process was already being traced. A local...

USN-224-1: Kerberos vulnerabilities

Gaël Delalleau discovered a buffer overflow in the envoptadd function of the Kerberos 4 and 5 telnet clients. By sending specially crafted replies, a malicious telnet server could exploit this to execute arbitrary code with the privileges of the user running the telnet client. CVE-2005-0468 Gaël...

USN-22-1: samba vulnerability

Karol Wiesek discovered a Denial of Service vulnerability in samba. A flaw in the input validation routines used to match filename strings containing wildcard characters may allow a remote user to consume more than normal amounts of CPU resources, thus impacting the performance and response of th...

USN-11-1: libgd2 vulnerabilities

Several buffer overflows have been discovered in libgd's PNG handling functions. If an attacker tricked a user into loading a malicious PNG image, they could leverage this into executing arbitrary code in the context of the user opening image. Most importantly, this library is commonly used in PH...

USN-7447-1: Yelp vulnerability

It was discovered that Yelp incorrectly handled paths in ghelp URLs. A remote attacker could use this issue to trick users into opening malicious downloaded help files and exfiltrate sensitive information...

USN-6910-1: Apache ActiveMQ vulnerabilities

Chess Hazlett discovered that Apache ActiveMQ incorrectly handled certain commands. A remote attacker could possibly use this issue to terminate the program, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS. CVE-2015-7559 Peter Stöckli discovered that Apache ActiveMQ...

USN-6516-1: Linux kernel (Intel IoTG) vulnerabilities

Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrary code. CVE-2023-25775 Yu Hao and...

USN-6465-1: Linux kernel vulnerabilities

Yu Hao and Weiteng Chen discovered that the Bluetooth HCI UART driver in the Linux kernel contained a race condition, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2023-31083 Lin Ma discovered that the Netlink...

USN-6432-1: Quagga vulnerabilities

It was discovered that the Quagga BGP daemon did not properly check the attribute length in NRLI. A remote attacker could possibly use this issue to cause a denial of service. CVE-2023-41358 It was discovered that the Quagga BGP daemon did not properly manage memory when reading initial bytes of...

USN-6325-1: Linux kernel vulnerabilities

Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 Tavis Ormandy discovered that some AMD processors...

USN-6286-1: Intel Microcode vulnerabilities

Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 It was discovered that some IntelR XeonR Processor...

USN-6255-1: Linux kernel (Intel IoTG) vulnerabilities

It was discovered that the IP-VLAN network driver for the Linux kernel did not properly initialize memory in some situations, leading to an out-of- bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-3090...

USN-6247-1: Linux kernel (OEM) vulnerabilities

David Leadbeater discovered that the netfilter IRC protocol tracking implementation in the Linux Kernel incorrectly handled certain message payloads in some situations. A remote attacker could possibly use this to cause a denial of service or bypass firewall filtering. CVE-2022-2663 It was...

USN-6236-1: ConnMan vulnerabilities

It was discovered that ConnMan could be made to write out of bounds. A remote attacker could possibly use this issue to cause ConnMan to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2021-26675,...

USN-6224-1: Linux kernel 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-6187-1: Linux kernel (IBM) vulnerabilities

William Zhao discovered that the Traffic Control TC subsystem in the Linux kernel did not properly handle network packet retransmission in certain situations. A local attacker could use this to cause a denial of service kernel deadlock. CVE-2022-4269 It was discovered that the TUN/TAP driver in t...

USN-6117-1: Apache Batik vulnerabilities

It was discovered that Apache Batik incorrectly handled certain inputs. An attacker could possibly use this to perform a cross site request forgery attack. CVE-2019-17566, CVE-2020-11987, CVE-2022-38398, CVE-2022-38648 It was discovered that Apache Batik incorrectly handled Jar URLs in some...

USN-6112-1: Perl vulnerability

It was discovered that Perl was not properly verifying TLS certificates when using CPAN together with HTTP::Tiny to download modules over HTTPS. If a remote attacker were able to intercept communications, this flaw could potentially be used to install altered modules...

USN-6053-1: PHP vulnerability

It was discovered that PHP incorrectly handled certain invalid Blowfish password hashes. An invalid password hash could possibly allow applications to accept any password as valid, contrary to expectations...

USN-6050-1: Git vulnerabilities

It was discovered that Git incorrectly handled certain commands. An attacker could possibly use this issue to overwriting some paths. CVE-2023-25652 Maxime Escourbiac and Yassine BENGANA discovered that Git incorrectly handled some gettext machinery. An attacker could possibly use this issue to...

USN-5959-1: Kerberos vulnerabilities

It was discovered that Kerberos incorrectly handled memory when processing KDC data, which could lead to a NULL pointer dereference. An attacker could possibly use this issue to cause a denial of service or have other unspecified impacts. CVE-2021-36222, CVE-2021-37750...

USN-5893-1: WebKitGTK vulnerabilities

Several 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 attacks, and...

USN-5754-1: 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 It was discovered that a memory...

USN-5609-1: .NET 6 vulnerability

Graham Esau discovered that .NET 6 incorrectly parsed certain payloads during model binding. An attacker could possibly use this issue to cause a denial of service...

USN-5606-1: poppler vulnerability

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

USN-5572-1: Linux kernel (AWS) vulnerabilities

Roger Pau Monné discovered that the Xen virtual block driver in the Linux kernel did not properly initialize memory pages to be used for shared communication with the backend. A local attacker could use this to expose sensitive information guest kernel memory. CVE-2022-26365 Roger Pau Monné...

USN-5476-1: Liblouis vulnerabilities

Han Zheng discovered that Liblouis incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash. This issue was addressed in Ubuntu 21.10 and Ubuntu 22.04 LTS. CVE-2022-26981 It was discovered that Liblouis incorrectly handled certain inputs. An attacker could...

USN-5457-1: 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-5244-2: DBus vulnerability

USN-5244-1 fixed a vulnerability in DBus. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: Daniel Onaca discovered that DBus contained a use-after-free vulnerability, caused by the incorrect handling of usernames sharing the same...

USN-5173-1: libmodbus vulnerabilities

It was discovered that libmodbus incorrectly handled inputs. An attacker could possibly use this issue to cause a denial of service or other unspecified impact...

USN-4663-1: GDK-PixBuf vulnerability

Melvin Kool discovered that the GDK-PixBuf library did not properly handle certain GIF images. If an user or automated system were tricked into opening a specially crafted GIF file, a remote attacker could use this flaw to cause GDK-PixBuf to hang, resulting in a denial of service...

USN-4552-2: Pam-python vulnerability

Malte Kraus discovered that Pam-python mishandled certain environment variables. A local attacker could potentially use this vulnerability to execute programs as root...

USN-4564-1: Apache Tika vulnerabilities

It was discovered that Apache Tika can have an excessive memory usage by using a crafted or corrupt PSD file. An attacker could use it to cause a denial of service crash. CVE-2020-1950, CVE-2020-1951...

USN-4404-1: NVIDIA graphics drivers vulnerabilities

Thomas E. Carroll discovered that the NVIDIA Cuda grpahics driver did not properly perform access control when performing IPC. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2020-5963 It was discovered that the UVM driver in the NVIDIA graphics...

USN-4370-2: ClamAV vulnerabilities

USN-4370-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 12.04 ESM and 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 ClamAV ...

USN-4338-1: re2c vulnerability

Agostino Sarubbo discovered that re2c incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code...

USN-4314-1: pam-krb5 vulnerability

Russ Allbery discovered that pam-krb5 incorrectly handled some responses. An attacker could possibly use this issue to execute arbitrary code...

USN-4189-1: DPDK vulnerability

Jason Wang discovered that DPDK incorrectly handled certain messages. An attacker in a malicious container could possibly use this issue to cause DPDK to leak resources, resulting in a denial of service...

USN-3841-2: lxml vulnerability

USN-3841-1 fixed a vulnerability in lxml. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that lxml incorrectly handled certain HTML files. An attacker could possibly use this issue to conduct cross-site scripting XSS attacks...

USN-3836-1: Linux kernel vulnerabilities

Jann Horn discovered that the Linux kernel mishandles mapping UID or GID ranges inside nested user namespaces in some situations. A local attacker could use this to bypass access controls on resources outside the namespace. CVE-2018-18955 Philipp Wendler discovered that the overlayfs implementati...