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CVE-2024-0582

Status Candidate

Overview

A memory leak flaw was found in the Linux kernel’s io_uring functionality in how a user registers a buffer ring with IORING_REGISTER_PBUF_RING, mmap() it, and then frees it. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Related Files

Ubuntu Security Notice USN-6651-3
Posted Mar 1, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6651-3 - It was discovered that a race condition existed in the ATM subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a race condition existed in the AppleTalk networking subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.

tags | advisory, denial of service, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2023-51780, CVE-2023-51781, CVE-2023-6915, CVE-2024-0565, CVE-2024-0582, CVE-2024-0646
SHA-256 | 744d885dd931ced61a93f137d603c1ca54fdfb04c50ba2fc69d8df0cf9dbac5c
Ubuntu Security Notice USN-6651-2
Posted Feb 29, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6651-2 - It was discovered that a race condition existed in the ATM subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a race condition existed in the AppleTalk networking subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.

tags | advisory, denial of service, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2023-51780, CVE-2023-51781, CVE-2023-6915, CVE-2024-0565, CVE-2024-0582, CVE-2024-0646
SHA-256 | d2d23ae1b65988ff0ad2b84582cd36ddc80022fa069d82e81e5127115f12a8e9
Ubuntu Security Notice USN-6652-1
Posted Feb 26, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6652-1 - 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. Zheng Wang discovered a use-after-free in the Renesas Ethernet AVB driver in the Linux kernel during device removal. A privileged attacker could use this to cause a denial of service.

tags | advisory, denial of service, kernel
systems | linux, ubuntu
advisories | CVE-2023-34324, CVE-2023-35827, CVE-2023-46813, CVE-2023-46862, CVE-2023-51780, CVE-2023-51781, CVE-2023-5972, CVE-2023-6176, CVE-2023-6531, CVE-2023-6622, CVE-2023-6915, CVE-2024-0565, CVE-2024-0582, CVE-2024-0641
SHA-256 | 4f6741e6cd2ec7ebe45095a33d68bec179ca45c931ff0896b24a5a24f2017966
Ubuntu Security Notice USN-6651-1
Posted Feb 26, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6651-1 - It was discovered that a race condition existed in the ATM subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a race condition existed in the AppleTalk networking subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.

tags | advisory, denial of service, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2023-51780, CVE-2023-51781, CVE-2023-6915, CVE-2024-0565, CVE-2024-0582, CVE-2024-0646
SHA-256 | 50ce129d01fba83dc1f23444d3644122297a10313ae31301b92dca3ee8a5400e
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