CVE-2019-13118 Information

Description

In numbers.c in libxslt 1.1.33 a type holding grouping characters of an xsl:number instruction was too narrow and an invalid character/length combination could be passed to xsltNumberFormatDecimal leading to a read of uninitialized stack data.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html http://seclists.org/fulldisclosure/2019/Aug/11 http://seclists.org/fulldisclosure/2019/Aug/13 http://seclists.org/fulldisclosure/2019/Aug/14 http://seclists.org/fulldisclosure/2019/Aug/15 http://seclists.org/fulldisclosure/2019/Jul/22 http://seclists.org/fulldisclosure/2019/Jul/23 http://seclists.org/fulldisclosure/2019/Jul/24 http://seclists.org/fulldisclosure/2019/Jul/26 http://seclists.org/fulldisclosure/2019/Jul/31 http://seclists.org/fulldisclosure/2019/Jul/37 http://seclists.org/fulldisclosure/2019/Jul/38 http://www.openwall.com/lists/oss-security/2019/11/17/2 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15069 https://gitlab.gnome.org/GNOME/libxslt/commit/6ce8de69330783977dd14f6569419489875fb71b https://lists.debian.org/debian-lts-announce/2019/07/msg00020.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IOYJKXPQCUNBMMQJWYXOR6QRUJZHEDRZ/ https://oss-fuzz.com/testcase-detail/5197371471822848 https://seclists.org/bugtraq/2019/Aug/21 https://seclists.org/bugtraq/2019/Aug/22 https://seclists.org/bugtraq/2019/Aug/23 https://seclists.org/bugtraq/2019/Aug/25 https://seclists.org/bugtraq/2019/Jul/35 https://seclists.org/bugtraq/2019/Jul/36 https://seclists.org/bugtraq/2019/Jul/37 https://seclists.org/bugtraq/2019/Jul/40 https://seclists.org/bugtraq/2019/Jul/41 https://seclists.org/bugtraq/2019/Jul/42 https://security.netapp.com/advisory/ntap-20190806-0004/ https://security.netapp.com/advisory/ntap-20200122-0003/ https://support.apple.com/kb/HT210346 https://support.apple.com/kb/HT210348 https://support.apple.com/kb/HT210351 https://support.apple.com/kb/HT210353 https://support.apple.com/kb/HT210356 https://support.apple.com/kb/HT210357 https://support.apple.com/kb/HT210358 https://usn.ubuntu.com/4164-1/ https://www.oracle.com/security-alerts/cpujan2020.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5