USN-7022-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-xilinx-zynqmp vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - Modular ISDN driver; - MMC subsystem; - SCSI drivers; - F2FS file system; - GFS2 file system; -...

USN-6893-2 linux-gke, linux-nvidia vulnerabilities

It was discovered that a race condition existed in the Bluetooth subsystem in the Linux kernel when modifying certain settings values through debugfs. A privileged local attacker could use this to cause a denial of service. CVE-2024-24857, CVE-2024-24858, CVE-2024-24859 Several security issues we...

USN-6878-1 linux-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-6700-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

It was discovered that the Layer 2 Tunneling Protocol L2TP implementation in the Linux kernel contained a race condition when releasing PPPoL2TP sockets in certain conditions, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or...

USN-6651-3 linux-starfive-6.5 vulnerabilities

It was discovered that a race condition existed in the ATM Asynchronous Transfer Mode subsystem of 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-2023-51780 It was...

USN-6652-1 linux-azure vulnerabilities

Marek Marczykowski-Górecki discovered that the Xen event channel infrastructure implementation in the Linux kernel contained a race condition. An attacker in a guest VM could possibly use this to cause a denial of service paravirtualized device unavailability. CVE-2023-34324 Zheng Wang discovered...

USN-6028-1 libxml2 vulnerabilities

It was discovered that lixml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a crash or execute arbitrary code. CVE-2023-28484 It was discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a cras...

USN-5655-1 linux-intel-iotg 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-5650-1 linux, linux-aws, linux-kvm, linux-lts-xenial 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-5564-1 linux-intel-iotg vulnerabilities

Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

USN-5529-1 linux-oem-5.17 vulnerabilities

It was discovered that the Atheros ath9k wireless device driver in the Linux kernel did not properly handle some error conditions, 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-2022-1679...

USN-5307-1 qemu vulnerabilities

Gaoning Pan discovered that QEMU incorrectly handled the floppy disk emulator. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2021-20196 Gaoning Pan discovered that the QEMU vmxnet3 NIC emulator incorrectly handled certain values. A...

USN-5240-1 linux, linux-aws, linux-aws-5.11, linux-aws-5.4, linux-azure, linux-azure-5.11, linux-azure-5.4, linux-bluefield, linux-gcp, linux-gcp-5.11, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-kvm, linux-oem-5.10, linux-oem-5.13, linux-oem-5.14, linux-oracle, linux-oracle-5.11, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerability

William Liu and Jamie Hill-Daniel discovered that the file system context functionality in the Linux kernel contained an integer underflow vulnerability, leading to an out-of-bounds write. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

USN-5091-3 linux-azure, linux-azure-5.4 regression

USN-5091-1 fixed vulnerabilities in Linux 5.4-based kernels. Unfortunately, for Linux kernels intended for use within Microsoft Azure environments, that update introduced a regression that could cause the kernel to fail to boot in large Azure instance types. This update fixes the problem. We...

USN-4995-1 thunderbird vulnerabilities

Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, spoof the UI, bypass security restrictions, or...

USN-4532-1 netty-3.9 vulnerabilities

It was discovered that Netty incorrectly handled certain HTTP headers. By sending an HTTP header with whitespace before the colon, a remote attacker could possibly use this issue to perform an HTTP request smuggling attack. CVE-2019-16869 It was discovered that Netty incorrectly handled certain...

USN-4094-1 linux, linux-hwe, linux-azure, linux-gcp, linux-gke-4.15, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that the alarmtimer implementation in the Linux kernel contained an integer overflow vulnerability. A local attacker could use this to cause a denial of service. CVE-2018-13053 Wen Xu discovered that the XFS filesystem implementation in the Linux kernel did not properly track...

USN-3582-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities

Mohamed Ghannam discovered that the IPv4 raw socket implementation in the Linux kernel contained a race condition leading to uninitialized pointer usage. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2017-17712 Laurent Guerby discovered that...

USN-2682-1 linux-lts-utopic 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 A flaw was discovered in how the Linux kernel handles invalid UDP checksums. A remote attacker...

USN-8548-1 linux-aws, linux-fips, linux-lts-xenial vulnerabilities

It was discovered that a logic flaw existed in the XFRM ESP-in-TCP subsystem in the Linux kernel when handling socket buffer fragments. This flaw is known as Fragnesia. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-43503 Several security issues...

USN-8339-1 openjdk-25 vulnerabilities

Thomas Beckers discovered that the JAXP component of OpenJDK 25 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to gain unauthorized access to sensitive information. CVE-2026-22016 It was discovered that the Networking component of...

USN-8334-1 openjdk-25-crac vulnerabilities

Thomas Beckers discovered that the JAXP component of CRaC JDK 25 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to gain unauthorized access to sensitive information. CVE-2026-22016 It was discovered that the Networking component of CRa...

USN-8327-1 openjdk-17 vulnerabilities

Thomas Beckers discovered that the JAXP component of OpenJDK 17 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to gain unauthorized access to sensitive information. CVE-2026-22016 It was discovered that the Networking component of...

USN-8178-1 ofono vulnerabilities

It was discovered that oFono incorrectly handled crafted responses from AT commands. An attacker could possibly use this issue to crash the program, resulting in a denial of service or arbitrary code execution. CVE-2024-7538, CVE-2024-7539, CVE-2024-7540, CVE-2024-7541, CVE-2024-7542 Lucas Leong...

USN-8159-2 linux-fips, linux-aws-fips, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Cryptographic API; - Netfilter; - Network traffic control; CVE-2025-37849, CVE-2026-23060,...

USN-8029-3 linux-azure vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - Nios II architecture; - PA-RISC architecture; - RISC-V architecture; -...

USN-7769-2 linux-realtime-6.14 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; - ACP...

USN-7679-1 sqlite3 vulnerabilities

It was discovered that SQLite incorrectly handled aggregate terms. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2025-6965 It was discovered that SQLite incorrectly handled certain argument values to...

USN-7513-5 linux-oracle-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - x86 architecture; - Block layer subsystem; - Compute Acceleration Framework; - ACPI drivers;...

USN-7515-1 linux-gke vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - x86 architecture; - Block layer subsystem; - Compute Acceleration Framework; - ACPI drivers;...

USN-6868-1 linux, linux-aws, linux-azure, linux-azure-5.4, linux-bluefield, linux-gcp, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-iot, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4, linux-xilinx-zynqmp vulnerabilities

Sander Wiebing, Alvise de Faveri Tron, Herbert Bos, and Cristiano Giuffrida discovered that the Linux kernel mitigations for the initial Branch History Injection vulnerability CVE-2022-0001 were insufficient for Intel processors. A local attacker could potentially use this to expose sensitive...

USN-6548-3 linux-oracle vulnerabilities

It was discovered that Spectre-BHB mitigations were missing for Ampere processors. A local attacker could potentially use this to expose sensitive information. CVE-2023-3006 It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors i...

USN-6425-1 samba vulnerabilities

Sri Nagasubramanian discovered that the Samba aclxattr VFS module incorrectly handled read-only files. When Samba is configured to ignore system ACLs, a remote attacker could possibly use this issue to truncate read-only files. CVE-2023-4091 Andrew Bartlett discovered that Samba incorrectly handl...

USN-6294-1 haproxy vulnerability

Ben Kallus discovered that HAProxy incorrectly handled empty Content-Length headers. A remote attacker could possibly use this issue to manipulate the payload and bypass certain restrictions...

USN-6256-1 linux-iot vulnerabilities

Jiasheng Jiang discovered that the HSA Linux kernel driver for AMD Radeon GPU devices did not properly validate memory allocation in certain situations, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2022-3108...

USN-6149-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

USN-6069-1 linux-raspi, linux-raspi-5.4, linux-raspi2 vulnerability

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-6029-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2 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 infrared...

USN-5979-1 linux-hwe-5.19 vulnerabilities

It was discovered that the KVM VMX implementation in the Linux kernel did not properly handle indirect branch prediction isolation between L1 and L2 VMs. An attacker in a guest VM could use this to expose sensitive information from the host OS or other guest VMs. CVE-2022-2196 It was discovered...

USN-5963-1 vim vulnerabilities

It was discovered that Vim was not properly performing memory management operations. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 22.10. CVE-2022-47024,...

USN-5962-1 linux-intel-iotg 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-5893-1 webkit2gtk 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-5778-2 xorg-server, xorg-server-hwe-16.04 vulnerabilities

USN-5778-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Jan-Niklas Sohn discovered that X.Org X Server extensions contained multiple security issues. An attacker could possibly use these...

USN-5877-1 linux-gke-5.15 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-5756-1 linux, linux-aws, linux-aws-5.4, linux-gcp, linux-gcp-5.4, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-427...

USN-5718-1 pixman vulnerability

Maddie Stone discovered that pixman incorrectly handled certain memory operations. A remote attacker could use this issue to cause pixman to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-5668-1 linux, linux-aws, linux-bluefield, linux-gke, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle vulnerabilities

It was discovered that the BPF verifier in the Linux kernel did not properly handle internal data structures. A local attacker could use this to expose sensitive information kernel memory. CVE-2021-4159 It was discovered that an out-of-bounds write vulnerability existed in the Video for Linux 2...

USN-5630-1 linux-raspi-5.4 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 Moshe Ko...

USN-5181-1 jqueryui vulnerability

It was discovered that jQuery UI did not properly validate the values from untrusted sources. An attacker could use this vulnerability to cause a crash or possibly execute arbitrary code. This issue affected only Ubuntu 18.04 ESM and Ubuntu 20.4 ESM. CVE-2021-41184 It was discovered that jQuery U...

USN-5342-2 python2.7 vulnerabilities

USN-5342-1 fixed several vulnerabilities in Python. This update provides the corresponding update for Ubuntu 14.04 ESM, Ubuntu 20.04 ESM and Ubuntu 22.04 ESM. Original advisory details: It was discovered that Python incorrectly handled certain FTP requests. An attacker could possibly use this iss...