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CVE-2022-50518

parisc: Fix locking in pdc_iodc_print() firmware call PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: parisc: Fix locking in pdc_iodc_print() firmware call Utilize pdc_lock spinlock to protect parallel modifications of the iodc_dbuf[] buffer, check length to prevent buffer overflow of iodc_dbuf[], drop the iodc_retbuf[] buffer and fix some wrong indentings.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected ef1afd4d79f0479960ff36bb5fe6ec6eba1ebff2 before 04a603058e70b8b881bb7860b8bd649f931f2591; affected ef1afd4d79f0479960ff36bb5fe6ec6eba1ebff2 before 553bc5890ed96a8d006224c3a4673c47fee0d12a; affected ef1afd4d79f0479960ff36bb5fe6ec6eba1ebff2 before 7236aae5f81f3efbd93d0601e74fc05994bc2580; affected 24319896af06b84f965bcefa0f2d926b726ed05b; affected 2.6.24.5 before 2.6.25
Linux / Linuxaffected 2.6.25; unaffected 0 before 2.6.25; unaffected 6.0.18 through 6.0.*; unaffected 6.1.4 through 6.1.*; unaffected 6.2 through *

CWE

No CWE identifiers supplied.

References