Use After Free in Linux Linux_kernel
CVE-2019-18197
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 buff…
Vulnerability class: Use-After-Free
EPSS: 0.045 (89.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- Xmlsoft Libxslt — versions 1.1.33
- Canonical Ubuntu_linux — versions 12.04, 14.04, 16.04
- Debian Debian_linux — versions 8.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2019-18197?
- CVE-2019-18197 is a high-severity vulnerability in Linux Linux_kernel, classified under Use After Free. CVSS score: 7.5/10. Published 2019-10-18.
- How severe is CVE-2019-18197?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2019-18197 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.