CVE-2019-18197
Published: 18 October 2019
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.
Priority
Status
Package | Release | Status |
---|---|---|
libxslt Launchpad, Ubuntu, Debian |
bionic |
Released
(1.1.29-5ubuntu0.2)
|
disco |
Released
(1.1.32-2ubuntu0.2)
|
|
eoan |
Released
(1.1.33-0ubuntu1.1)
|
|
trusty |
Released
(1.1.28-2ubuntu0.2+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Needs triage
|
|
xenial |
Released
(1.1.28-2.1ubuntu0.3)
|
|
Patches: upstream: https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | High |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18197
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914
- https://ubuntu.com/security/notices/USN-4164-1
- NVD
- Launchpad
- Debian