CVE-2019-15145 Information

Description

DjVuLibre 3.5.27 allows attackers to cause a denial-of-service attack (application crash via an out-of-bounds read) by crafting a corrupted JB2 image file that is mishandled in JB2Dict::JB2Codec::get_direct_context in libdjvu/JB2Image.h because of a missing zero-bytes check in libdjvu/GBitmap.h.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00086.html http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00087.html https://lists.debian.org/debian-lts-announce/2019/08/msg00036.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FPMG3VY33XGMIKE6QDYIUVS6A7GNTHTK/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JO65AWU7LEWNF6DDCZPRFTR2ZPP5XK6L/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M7F7544WASYMOTFDR2WUEOQLN3ZEXNU4/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QUEME45HVGTMDOYODAZYQOGWSZ2CEFWZ/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RYZTGKWY3NAKMIMTFYGN4ZO5XEQWPYRL/ https://security.gentoo.org/glsa/202007-36 https://sourceforge.net/p/djvu/bugs/298/ https://sourceforge.net/p/djvu/djvulibre-git/ci/9658b01431cd7ff6344d7787f855179e73fe81a7/ https://usn.ubuntu.com/4198-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5