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.
References (2)
Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/evanmiller/libxls/issues/35
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202003-64
Scores
CVSS v3
8.8
EPSS
0.0150
EPSS Percentile
71.2%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-119
Status
published
Products (1)
libxls_project/libxls
1.4.0
Published
Dec 25, 2018
Tracked Since
Feb 18, 2026