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High severity · published Oct 18, 2019
CVE-2019-18197
In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances
7.5
CVSS
4.4%
EPSS
No
On KEV
Description
In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.4% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
LI
Libxslt · Xmlsoft
1.1.33 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 16.04; 18.04; 19.04; 19.10 · source: NVD
Affected product
UL
Ubuntu Linux
Canonical
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-18197
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-18197
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html
Mailing List
http://www.openwall.com/lists/oss-security/2019/11/17/2
access.redhat.com
https://access.redhat.com/errata/RHSA-2020:0514
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