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CVE-2021-33834 (h2offt, iscflashx64.sys)

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Sept. 8, 2023, 2:15 a.m. |

National Vulnerability Database web.nvd.nist.gov

An issue was discovered in iscflashx64.sys 3.9.3.0 in Insyde H2OFFT 6.20.00. When handling IOCTL 0x22229a, the input used to allocate a buffer and copy memory is mishandled. This could cause memory corruption or a system crash.

buffer copy corruption crash cve handling input insyde issue memory memory corruption system

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