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High severity8.8OSV Advisory· Published Dec 25, 2018· Updated Jun 17, 2026

CVE-2018-20452

CVE-2018-20452

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Libxls/LibxlsOSV3 versions
    v0.2.0, v0.3.0, v1.0.0, …+ 2 more
    • (no CPE)range: v0.2.0, v0.3.0, v1.0.0, …
    • cpe:2.3:a:libxls_project:libxls:1.4.0:*:*:*:*:*:*:*
    • (no CPE)range: =1.4.0

Patches

Vulnerability mechanics

References

2

News mentions

0

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