Description
In the DataBuf class in include/exiv2/types.hpp in Exiv2 0.26, an issue exists in the constructor with an initial buffer size. A large size value may lead to a SIGABRT during an attempt at memory allocation. NOTE: some third parties have been unable to reproduce the SIGABRT when using the 4-DataBuf-abort-1 PoC file.
References (4)
Core 4
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.novell.com/show_bug.cgi?id=1087879
Exploit, Third Party Advisory x_refsource_misc
https://github.com/xiaoqx/pocs/tree/master/exiv2
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201811-14
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1564281
Scores
CVSS v3
6.5
EPSS
0.0035
EPSS Percentile
57.3%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-20
Status
published
Products (1)
exiv2/exiv2
0.26
Published
Mar 30, 2018
Tracked Since
Feb 18, 2026