USN-7175-1: GStreamer Base Plugins vulnerabilities

Antonio Morales discovered that GStreamer Base Plugins incorrectly handled certain malformed media files. An attacker could use these issues to cause GStreamer Base Plugins to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6818-2: Linux kernel (ARM laptop) vulnerabilities

Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service system crash. CVE-2023-6356, CVE-2023-6535, CVE-2023-6536 It was...

USN-5355-2: zlib vulnerability

USN-5355-1 fixed a vulnerability in zlib. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Danilo Ramos discovered that zlib incorrectly handled memory when performing certain deflating operations. An attacker could use this issue...

USN-5039-1: Linux kernel vulnerability

Andy Nguyen discovered that the netfilter subsystem in the Linux kernel contained an out-of-bounds write in its setsockopt implementation. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...

USN-5013-1: systemd vulnerabilities

It was discovered that systemd incorrectly handled certain mount paths. A local attacker could possibly use this issue to cause systemd to crash, resulting in a denial of service. CVE-2021-33910 Mitchell Frank discovered that systemd incorrectly handled DHCP FORCERENEW packets. A remote attacker...

USN-4713-2: Linux kernel vulnerability

It was discovered that the LIO SCSI target implementation in the Linux kernel performed insufficient identifier checking in certain XCOPY requests. An attacker with access to at least one LUN in a multiple backstore environment could use this to expose sensitive information or modify data...

USN-4681-1: Linux kernel vulnerabilities

Ryan Hall discovered that the Intel 700 Series Ethernet Controllers driver in the Linux kernel did not properly deallocate memory in some conditions. A local attacker could use this to cause a denial of service kernel memory exhaustion. CVE-2019-0148 It was discovered that the console keyboard...

USN-4062-1: WavPack vulnerabilities

Rohan Padhye discovered that WavPack incorrectly handled certain WAV files. An attacker could possibly use this issue to cause a denial of service. CVE-2019-1010315, CVE-2019-1010317, CVE-2019-1010318, CVE-2019-1010319...

USN-3455-1: wpa_supplicant and hostapd vulnerabilities

Mathy Vanhoef discovered that wpasupplicant and hostapd incorrectly handled WPA2. A remote attacker could use this issue with key reinstallation attacks to obtain sensitive information. CVE-2017-13077, CVE-2017-13078, CVE-2017-13079, CVE-2017-13080, CVE-2017-13081, CVE-2017-13082, CVE-2017-13086,...

USN-2747-1: NVIDIA graphics drivers vulnerability

Dario Weisser discovered that the NVIDIA graphics drivers incorrectly handled certain IOCTL writes. A local attacker could use this issue to possibly gain root privileges...

USN-7253-1: OpenJDK 17 vulnerability

It was discovered that the Hotspot component of OpenJDK 17 did not properly handle API access under certain circumstances. An unauthenticated attacker could possibly use this issue to access unauthorized resources and expose sensitive information...

USN-7244-1: Jinja2 vulnerabilities

It was discovered that Jinja2 incorrectly handled certain filenames when compiling template content. An attacker could possibly use this issue to execute arbitrary code. CVE-2024-56201 It was discovered that Jinja2 incorrectly handled string formatting calls. An attacker could possibly use this...

USN-7176-1: GStreamer Good Plugins vulnerabilities

Antonio Morales discovered that GStreamer Good Plugins incorrectly handled certain malformed media files. An attacker could use these issues to cause GStreamer Good Plugins to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6566-1: SQLite vulnerabilities

It was discovered that SQLite incorrectly handled certain protection mechanisms when using a CLI script with the --safe option, contrary to expectations. This issue only affected Ubuntu 22.04 LTS. CVE-2022-46908 It was discovered that SQLite incorrectly handled certain memory operations in the...

USN-5025-1: libsndfile vulnerability

It was discovered that libsndfile incorrectly handled certain malformed files. A remote attacker could use this issue to cause libsndfile to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-5009-1: libslirp vulnerabilities

Qiuhao Li discovered that libslirp incorrectly handled certain header data lengths. An attacker inside a guest could possibly use this issue to leak sensitive information from the host. This issue only affected Ubuntu 20.04 LTS and Ubuntu 20.10. CVE-2020-29129, CVE-2020-29130 It was discovered th...

USN-5002-1: Linux kernel (HWE) vulnerability

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code...

USN-4950-1: Linux kernel vulnerabilities

Ryota Shiga discovered that the eBPF implementation in the Linux kernel did not properly verify that a BPF program only reserved as much memory for a ring buffer as was allocated. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-3489...

USN-4677-2: p11-kit vulnerability

USN-4677-1 fixed a vulnerability in p11-kit. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: David Cook discovered that p11-kit incorrectly handled certain memory operations. An attacker could use this issue to cause p11-kit to crash, resulting in a...

USN-7182-1: Ceph vulnerability

It was discovered that Ceph incorrectly handled unsupported JWT algorithms in the RadosGW gateway. An attacker could possibly use this issue to bypass certain authentication checks and restrictions...

USN-7000-2: Expat vulnerabilities

USN-7000-1 fixed vulnerabilities in Expat. This update provides the corresponding updates for Ubuntu 22.04 LTS. Original advisory details: Shang-Hung Wan discovered that Expat did not properly handle certain function calls when a negative input length was provided. An attacker could use this issu...

USN-6878-1: Linux kernel (Oracle) vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Zheng Wang discovered that the Broadc...

USN-5474-1: Varnish Cache vulnerabilities

It was dicovered that Varnish Cache did not clear a pointer between the handling of one client request and the next request within the same connection. A remote attacker could possibly use this issue to obtain sensitive information. CVE-2019-20637 It was discovered that Varnish Cache could have a...

USN-5218-1: Linux kernel (OEM) vulnerabilities

Nadav Amit discovered that the hugetlb implementation in the Linux kernel did not perform TLB flushes under certain conditions. A local attacker could use this to leak or alter data from other processes that use huge pages. CVE-2021-4002 It was discovered that the eBPF implementation in the Linux...

USN-5016-1: Linux kernel vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Or Cohen and Nadav Markus discovered a...

USN-4901-1: Linux kernel (Trusty HWE) vulnerabilities

Adam Nichols discovered that heap overflows existed in the iSCSI subsystem in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-27365 It was discovered that the LIO SCSI target implementation in the Linux kerne...

USN-4880-1: OpenJPEG vulnerabilities

It was discovered that OpenJPEG incorrectly handled certain image data. An attacker could use this issue to cause OpenJPEG to crash, leading to a denial of service, or possibly execute arbitrary code...

USN-4678-1: Linux kernel vulnerabilities

It was discovered that the AMD Running Average Power Limit RAPL driver in the Linux kernel did not properly restrict access to power data. A local attacker could possibly use this to expose sensitive information. CVE-2020-12912 Jann Horn discovered that the iouring subsystem in the Linux kernel d...

USN-4586-1: PHP ImageMagick vulnerability

It was discovered that PHP ImageMagick extension didn't check the address used by an array. An attacker could use this issue to cause PHP ImageMagick to crash, resulting in a denial of service...

USN-4385-2: Intel Microcode regression

USN-4385-1 provided updated Intel Processor Microcode. Unfortunately, that update prevented certain processors in the Intel Skylake family 064EH from booting successfully. Additonally, on Ubuntu 20.04 LTS, late loading of microcode was enabled, which could lead to system instability. This update...

USN-4061-1: Redis vulnerabilities

It was discovered that Redis incorrectly handled the hyperloglog data structure. An attacker could use this issue to cause Redis to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-3817-2: Python vulnerabilities

USN-3817-1 fixed a vulnerability in Python. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Python incorrectly handled large amounts of data. A remote attacker could use this issue to cause Python to crash, resulting in a denia...

USN-3769-2: Bind vulnerability

USN-3769-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Bind incorrectly handled the deny-answer-aliases feature. If this feature is enabled, a remote attacker could use this issue to cause Bin...

USN-7228-1: LibreOffice vulnerabilities

Thomas Rinsma discovered that LibreOffice incorrectly handled paths when processing embedded font files. If a user or automated system were tricked into opening a specially crafted LibreOffice file, a remote attacker could possibly use this issue to create arbitrary files ending with ".ttf"...

USN-7210-1: .NET vulnerabilities

It was discovered that .NET did not properly handle input provided to its Convert.TryToHexString method. An attacker could possibly use this issue to execute arbitrary code. CVE-2025-21171 It was discovered that .NET did not properly handle an integer overflow when processing certain specially...

USN-7174-1: GStreamer vulnerability

Antonio Morales discovered that GStreamer incorrectly handled allocating memory for certain buffers. An attacker could use this issue to cause GStreamer to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6871-1: Linux kernel (HWE) vulnerabilities

It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the Atheros 802.11ac...

USN-6279-1: OpenSSH update

It was discovered that OpenSSH has an observable discrepancy leading to an information leak in the algorithm negotiation. This update mitigates the issue by tweaking the client hostkey preference ordering algorithm to prefer the default ordering if the user has a key that matches the...

USN-5362-1: Linux kernel (Intel IOTG) vulnerabilities

Nick Gregory discovered that the Linux kernel incorrectly handled network offload functionality. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-25636 Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida...

USN-5028-1: Exiv2 vulnerability

It was discovered that Exiv2 incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service...

USN-5011-1: 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, overlay text over another domain, or execute arbitrary code...

USN-5000-2: Linux kernel (KVM) vulnerabilities

USN-5000-1 fixed vulnerabilities in the Linux kernel for Ubuntu 20.04 LTS and the Linux HWE kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux KVM kernel for Ubuntu 20.04 LTS. Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of...

USN-4995-2: Thunderbird vulnerabilities

USN-4995-1 fixed vulnerabilities in Thunderbird. This update provides the corresponding updates for Ubuntu 18.04 LTS. Original advisory details: Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an...

USN-4996-1: OpenEXR vulnerabilities

It was discovered that OpenEXR incorrectly handled certain malformed EXR image files. If a user were tricked into opening a crafted EXR image file, a remote attacker could cause a denial of service, or possibly execute arbitrary code...

USN-4975-1: Django vulnerabilities

It was discovered that the Django URLValidator function incorrectly handled newlines and tabs. A remote attacker could possibly use this issue to perform a header injection attack. This issue only affected Ubuntu 20.04 LTS, Ubuntu 20.10, and Ubuntu 21.04. CVE-2021-32052 Rasmus Lerchedahl Petersen...

USN-3685-2: Ruby regression

USN-3685-1 fixed a vulnerability in Ruby. The fix for CVE-2017-0903 introduced a regression in Ruby. This update fixes the problem. Original advisory details: Some of these CVE were already addressed in previous USN: 3439-1, 3553-1, 3528-1. Here we address for the remain releases. It was discover...

USN-4182-3: Intel Microcode regression

USN-4182-1 provided updated Intel Processor Microcode. A regression was discovered that caused some Skylake processors to hang after a warm reboot. This update reverts the microcode for that specific processor family. We apologize for the inconvenience. Original advisory details: Stephan van...

USN-4135-1: Linux kernel vulnerabilities

Peter Pi discovered a buffer overflow in the virtio network backend vhostnet implementation in the Linux kernel. An attacker in a guest may be able to use this to cause a denial of service host OS crash or possibly execute arbitrary code in the host OS. CVE-2019-14835 It was discovered that the...

USN-4069-2: Linux kernel (HWE) vulnerabilities

USN-4069-1 fixed vulnerabilities in the Linux kernel for Ubuntu 19.04. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 19.04 for Ubuntu 18.04 LTS. It was discovered that an integer overflow existed in the Linux kernel when reference counting...

USN-4052-1: Whoopsie vulnerability

Kevin Backhouse discovered Whoopsie incorrectly handled very large crash reports. A local attacker could possibly use this issue to cause a denial of service or expose sensitive information...