CVE-2024-27435 — Improper Locking in Linux

CWE-667 — Improper Locking17 documents8 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 97.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
10
LinuxLinux KernelDebian Linux+7 more
Timeline
PublishedMay 17
Latest updateJul 4

Description

In the Linux kernel, the following vulnerability has been resolved: nvme: fix reconnection fail due to reserved tag allocation We found a issue on production environment while using NVMe over RDMA, admin_q reconnect failed forever while remote target and network is ok. After dig into it, we found it may caused by a ABBA deadlock due to tag allocation. In my case, the tag was hold by a keep alive request waiting inside admin_q, as we quiesced admin_q while reset ctrl, so the request maked as id…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages12 packages

▶NVDlinux/linux_kernel5.12.1 — 6.1.83+4
▶Debianlinux/linux_kernel< 6.1.85-1+2
▶Ubuntulinux/linux_kernel< 6.8.0-35.35
▶CVEListV5linux/linuxed01fee283a067c72b2d6500046080dbc1bb9dae — 149afee5c7418ec5db9d7387b9c9a5c1eb7ea2a8+5
▶debiandebian/linux< linux 6.1.85-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

7
OSV
linux-oracle vulnerabilities↗2024-07-04
▶
OSV
linux-azure, linux-gke vulnerabilities↗2024-06-14
▶
OSV
linux-oem-6.8 vulnerabilities↗2024-06-11
▶
OSV
linux, linux-ibm, linux-lowlatency, linux-raspi vulnerabilities↗2024-06-07
▶
OSV
linux-aws, linux-gcp vulnerabilities↗2024-06-07
▶

📋Vendor Advisories

8
Ubuntu
Linux kernel (Oracle) vulnerabilities↗2024-07-04
▶
Ubuntu
Linux kernel vulnerabilities↗2024-06-14
▶
Ubuntu
Linux kernel (OEM) vulnerabilities↗2024-06-11
▶
Ubuntu
Linux kernel vulnerabilities↗2024-06-07
▶
Ubuntu
Linux kernel vulnerabilities↗2024-06-07
▶

💬Community

1
Bugzilla
CVE-2024-27435 kernel: nvme: fix reconnection fail due to reserved tag allocation↗2024-05-17
▶