CVE-2026-46156
kernel: LoongArch: Fix potential ADE in loongson_gpu_fixup_dma_hang()
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · May 28, 2026
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel's LoongArch architecture. An issue in the loongson_gpu_fixup_dma_hang() function, specifically with incorrect handling of device IDs when a discrete GPU is inserted, can lead to an Address Data Error (ADE). This flaw may allow a local attacker to trigger a kernel panic, resulting in a Denial of Service (DoS).
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-823 · Use of Out-of-range Pointer Offset