Here are the latest advisories specifically for Ubuntu Linux:

• USN-6754-1: nghttp2 vulnerabilities
  It was discovered that nghttp2 incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause nghttp2 to consume resources, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-9511, CVE-2019-9513) It was discovered that nghttp2 incorrectly handled request cancellation. A remote attacker could possibly use this issue to cause nghttp2 to consume resources, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2023-44487) It was discovered that nghttp2 could be made to process an unlimited number of HTTP/2 CONTINUATION frames. A remote attacker could possibly use this issue to cause nghttp2 to consume resources, leading to a denial of service. (CVE-2024-28182)
• USN-6753-1: CryptoJS vulnerability
  Thomas Neil James Shadwell discovered that CryptoJS was using an insecure cryptographic default configuration. A remote attacker could possibly use this issue to expose sensitive information.
• USN-6751-1: Zabbix vulnerabilities
  It was discovered that Zabbix incorrectly handled input data in the discovery and graphs pages. A remote authenticated attacker could possibly use this issue to perform reflected cross-site scripting (XSS) attacks. (CVE-2022-35229, CVE-2022-35230)
• USN-6752-1: FreeRDP vulnerabilities
  It was discovered that FreeRDP incorrectly handled certain memory operations. If a user were tricked into connecting to a malicious server, a remote attacker could possibly use this issue to cause FreeRDP to crash, resulting in a denial of service.
• USN-6750-1: 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, bypass security restrictions, cross-site tracing, or execute arbitrary code. (CVE-2024-2609, CVE-2024-3852, CVE-2024-3864) Bartek Nowotarski discovered that Thunderbird did not properly limit HTTP/2 CONTINUATION frames. An attacker could potentially exploit this issue to cause a denial of service. (CVE-2024-3302) Lukas Bernhard discovered that Thunderbird did not properly manage memory during JIT optimisations, leading to an out-of-bounds read vulnerability. An attacker could possibly use this issue to cause a denial of service or expose sensitive information. (CVE-2024-3854) Lukas Bernhard discovered that Thunderbird did not properly manage memory when handling JIT created code during garbage collection. An attacker could potentially exploit this issue to cause a denial of service, or execute arbitrary code. (CVE-2024-3857) Ronald Crane discovered that Thunderbird did not properly manage memory in the OpenType sanitizer on 32-bit devices, leading to an out-of-bounds read vulnerability. An attacker could possibly use this issue to cause a denial of service or expose sensitive information. (CVE-2024-3859) Ronald Crane discovered that Thunderbird did not properly manage memory when handling an AlignedBuffer. An attacker could potentially exploit this issue to cause denial of service, or execute arbitrary code. (CVE-2024-3861)
• USN-6743-3: Linux kernel (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: - JFS file system; - BPF subsystem; - Netfilter; (CVE-2023-52600, CVE-2024-26589, CVE-2024-26591, CVE-2024-26581, CVE-2023-52603)
• USN-6657-2: Dnsmasq vulnerabilities
  USN-6657-1 fixed several vulnerabilities in Dnsmasq. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Elias Heftrig, Haya Schulmann, Niklas Vogel, and Michael Waidner discovered that Dnsmasq icorrectly handled validating DNSSEC messages. A remote attacker could possibly use this issue to cause Dnsmasq to consume resources, leading to a denial of service. (CVE-2023-50387) It was discovered that Dnsmasq incorrectly handled preparing an NSEC3 closest encloser proof. A remote attacker could possibly use this issue to cause Dnsmasq to consume resources, leading to a denial of service. (CVE-2023-50868) It was discovered that Dnsmasq incorrectly set the maximum EDNS.0 UDP packet size as required by DNS Flag Day 2020. This issue only affected Ubuntu 23.10. (CVE-2023-28450)
• USN-6749-1: FreeRDP vulnerabilities
  It was discovered that FreeRDP incorrectly handled certain context resets. If a user were tricked into connecting to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2024-22211) Evgeny Legerov discovered that FreeRDP incorrectly handled certain memory operations. If a user were tricked into connecting to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2024-32039, CVE-2024-32040) Evgeny Legerov discovered that FreeRDP incorrectly handled certain memory operations. If a user were tricked into connecting to a malicious server, a remote attacker could possibly use this issue to cause FreeRDP to crash, resulting in a denial of service. (CVE-2024-32041, CVE-2024-32458, CVE-2024-32460) Evgeny Legerov discovered that FreeRDP incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause FreeRDP clients and servers to crash, resulting in a denial of service. (CVE-2024-32459)
• USN-6748-1: Sanitize vulnerabilities
  It was discovered that Sanitize incorrectly handled noscript elements under certain circumstances. An attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 22.04 LTS. (CVE-2023-23627) It was discovered that Sanitize incorrectly handled style elements under certain circumstances. An attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. (CVE-2023-36823)
• USN-6747-1: 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-2024-3852, CVE-2024-3864, CVE-2024-3865) Bartek Nowotarski discovered that Firefox did not properly limit HTTP/2 CONTINUATION frames. An attacker could potentially exploit this issue to cause a denial of service. (CVE-2024-3302) Gary Kwong discovered that Firefox did not properly manage memory when running garbage collection during realm initialization. An attacker could potentially exploit this issue to cause a denial of service, or execute arbitrary code. (CVE-2024-3853) Lukas Bernhard discovered that Firefox did not properly manage memory during JIT optimisations, leading to an out-of-bounds read vulnerability. An attacker could possibly use this issue to cause a denial of service or expose sensitive information. (CVE-2024-3854, CVE-2024-3855) Nan Wang discovered that Firefox did not properly manage memory during WASM garbage collection. An attacker could potentially exploit this issue to cause a denial of service, or execute arbitrary code. (CVE-2024-3856) Lukas Bernhard discovered that Firefox did not properly manage memory when handling JIT created code during garbage collection. An attacker could potentially exploit this issue to cause a denial of service, or execute arbitrary code. (CVE-2024-3857) Lukas Bernhard discovered that Firefox did not properly manage memory when tracing in JIT. An attacker could potentially exploit this issue to cause a denial of service. (CVE-2024-3858) Ronald Crane discovered that Firefox did not properly manage memory in the OpenType sanitizer on 32-bit devices, leading to an out-of-bounds read vulnerability. An attacker could possibly use this issue to cause a denial of service or expose sensitive information. (CVE-2024-3859) Garry Kwong discovered that Firefox did not properly manage memory when tracing empty shape lists in JIT. An attacker could potentially exploit this issue to cause a denial of service. (CVE-2024-3860) Ronald Crane discovered that Firefox did not properly manage memory when handling an AlignedBuffer. An attacker could potentially exploit this issue to cause denial of service, or execute arbitrary code. (CVE-2024-3861) Ronald Crane discovered that Firefox did not properly manage memory when handling code in MarkStack. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2024-3862)
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