CVE-2023-53383 — Incorrect Synchronization in Linux

CWE-821 — Incorrect Synchronization7 documents7 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 98.47%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
LinuxLinux KernelDebian Linux+3 more
Timeline
PublishedSep 18

Description

In the Linux kernel, the following vulnerability has been resolved: irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4 The T241 platform suffers from the T241-FABRIC-4 erratum which causes unexpected behavior in the GIC when multiple transactions are received simultaneously from different sources. This hardware issue impacts NVIDIA server platforms that use more than two T241 chips interconnected. Each chip has support for 320 {E}SPIs. This issue occurs when multiple packets from diff…

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 Packages7 packages

▶NVDlinux/linux_kernel6.2 — 6.3.4+1
▶Debianlinux/linux_kernel< 6.1.37-1+2

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-pg59-r5p5-6cfh: In the Linux kernel, the following vulnerability has been resolved: irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4 The T241 platform suf↗2025-09-18
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OSV
CVE-2023-53383: In the Linux kernel, the following vulnerability has been resolved: irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4 The T241 platform suffe↗2025-09-18
▶

📋Vendor Advisories

3
Red Hat
kernel: Linux kernel: Denial of Service due to GIC state corruption on NVIDIA T241 platforms↗2025-09-18
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Microsoft
irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4↗2025-09-09
▶
Debian
CVE-2023-53383: linux - In the Linux kernel, the following vulnerability has been resolved: irqchip/gic...↗2023
▶

💬Community

1
Bugzilla
CVE-2023-53383 kernel: Linux kernel: Denial of Service due to GIC state corruption on NVIDIA T241 platforms↗2025-09-18
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CVE-2023-53383 — Incorrect Synchronization in Linux | cvebase