CVE-2023-53347 is a vulnerability in the Linux kernel's mlx5 driver, specifically affecting the handling of E-switch pairing during device removal or reload. This flaw can lead to a kernel-oops (system crash) due to a use-after-free condition when a peer device is removed while offloaded FDB flows are still present. Rated as MEDIUM severity with a CVSS v3.1 score of 5.5, the vulnerability requires local access and low privileges (AV:L/PR:L). The attack complexity is low (AC:L), and it primarily impacts system availability (A:H) without affecting confidentiality or integrity. There is currently no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. Community discussion and media coverage for this CVE are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.0, < 6.1.31CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 6.2, < 6.3.5CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
6.4CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.4:rc1:*:*:*:*:*:* | ||
6.4CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.4:rc2:*:*:*:*:*:* | ||
6.4CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.4:rc3:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.