CVE-2018-1000052

High

Description

fmtlib version prior to version 4.1.0 (before commit 0555cea5fc0bf890afe0071a558e44625a34ba85) contains a Memory corruption (SIGSEGV), CWE-134 vulnerability in fmt::print() library function that can result in Denial of Service. This attack appear to be exploitable via Specifying an invalid format specifier in the fmt::print() function results in a SIGSEGV (memory corruption, invalid write). This vulnerability appears to have been fixed in after commit 8cf30aa2be256eba07bb1cefb998c52326e846e7.

SeverityHigh
CVSS7.5
Exploit probability—
ProductFmt
PublishedFeb 9, 2018
First seenFeb 9, 2018

How to fix

Update
  • fmt fmt4.1.0 or later

Affected products

ProductAffected versionsFixed in
fmt fmtv < 4.1.04.1.0

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