Memory Management Vulnerability in libxls 1.4.0 Allows for Denial of Service and Possible Impact

CVE-2018-20452 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:P/A:P

The read_MSAT_body function in ole.c in libxls 1.4.0 has an invalid free that allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted file, because of inconsistent memory management (new versus free) in ole2_read_header in ole.c.

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