Headline
Red Hat Security Advisory 2024-3530-03
Red Hat Security Advisory 2024-3530-03 - An update for kernel-rt is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Issues addressed include a use-after-free vulnerability.
The following advisory data is extracted from:https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_3530.jsonRed Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.- Packet Storm Staff====================================================================Red Hat Security AdvisorySynopsis: Important: kernel-rt security and bug fix updateAdvisory ID: RHSA-2024:3530-03Product: Red Hat Enterprise LinuxAdvisory URL: https://access.redhat.com/errata/RHSA-2024:3530Issue date: 2024-05-31Revision: 03CVE Names: CVE-2023-52578====================================================================Summary: An update for kernel-rt is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions.Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.Description:The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.Security Fix(es):* kernel: nf_tables: use-after-free vulnerability in the nft_verdict_init() function (CVE-2024-1086)* kernel: net: bridge: data races indata-races in br_handle_frame_finish() (CVE-2023-52578)Bug Fix(es):* kernel-rt: update RT source tree to the latest RHEL-8.4.z Batch 25 (JIRA:RHEL-36724)* [RHEL-8.4] kernel-rt-debug: BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:968 (JIRA:RHEL-8758)For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Solution:https://access.redhat.com/articles/11258CVEs:CVE-2023-52578References:https://access.redhat.com/security/updates/classification/#importanthttps://bugzilla.redhat.com/show_bug.cgi?id=2262126https://bugzilla.redhat.com/show_bug.cgi?id=2267758Related news
Red Hat Security Advisory 2024-4831-03 - An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.
Red Hat Security Advisory 2024-4823-03 - An update for kernel is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Issues addressed include denial of service, double free, and information leakage vulnerabilities.
Red Hat Security Advisory 2024-4074-03 - An update for kpatch-patch is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Issues addressed include a use-after-free vulnerability.
Red Hat Security Advisory 2024-3529-03 - An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Issues addressed include a use-after-free vulnerability.
Red Hat Security Advisory 2024-3528-03 - An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Issues addressed include null pointer and use-after-free vulnerabilities.
Red Hat Security Advisory 2024-3462-03 - An update for kernel is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Issues addressed include a use-after-free vulnerability.
Red Hat Security Advisory 2024-3427-03 - An update for kpatch-patch is now available for Red Hat Enterprise Linux 9. Issues addressed include a use-after-free vulnerability.
Red Hat Security Advisory 2024-3421-03 - An update for kernel is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Issues addressed include a use-after-free vulnerability.
Red Hat Security Advisory 2024-2394-03 - An update for kernel is now available for Red Hat Enterprise Linux 9. Issues addressed include code execution, double free, integer overflow, memory exhaustion, memory leak, null pointer, out of bounds access, out of bounds read, out of bounds write, privilege escalation, and use-after-free vulnerabilities.
Red Hat Security Advisory 2024-1607-03 - An update for kernel is now available for Red Hat Enterprise Linux 8. Issues addressed include code execution, null pointer, privilege escalation, and use-after-free vulnerabilities.
Ubuntu Security Notice 6707-4 - Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Notselwyn discovered that the netfilter subsystem in the Linux kernel did not properly handle verdict parameters in certain cases, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.
Ubuntu Security Notice 6704-3 - It was discovered that the NVIDIA Tegra XUSB pad controller driver in the Linux kernel did not properly handle return values in certain error conditions. A local attacker could use this to cause a denial of service. Quentin Minster discovered that the KSMBD implementation in the Linux kernel did not properly handle session setup requests. A remote attacker could possibly use this to cause a denial of service.
Ubuntu Security Notice 6701-3 - Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically proximate attacker could use this to cause a denial of service. It was discovered that the NVIDIA Tegra XUSB pad controller driver in the Linux kernel did not properly handle return values in certain error conditions. A local attacker could use this to cause a denial of service.
Ubuntu Security Notice 6707-1 - Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Notselwyn discovered that the netfilter subsystem in the Linux kernel did not properly handle verdict parameters in certain cases, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.
Red Hat Security Advisory 2024-1332-03 - An update for kernel-rt is now available for Red Hat Enterprise Linux 7. Issues addressed include a use-after-free vulnerability.
Ubuntu Security Notice 6688-1 - Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denial of service. It was discovered that the Habana's AI Processors driver in the Linux kernel did not properly initialize certain data structures before passing them to user space. A local attacker could use this to expose sensitive information.
Red Hat Security Advisory 2024-1019-03 - An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Issues addressed include null pointer, privilege escalation, and use-after-free vulnerabilities.