CVE-2019-9675
php: buffer overflow in ext/phar/tar.c
Severity
UnknownRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · February 8, 2019
Updated · November 22, 2025
Description
An issue was discovered in PHP 7.x before 7.1.27 and 7.3.x before 7.3.3. phar_tar_writeheaders_int in ext/phar/tar.c has a buffer overflow via a long link value. NOTE: The vendor indicates that the link value is used only when an archive contains a symlink, which currently cannot happen: "This issue allows theoretical compromise of security, but a practical attack is usually impossible.
Statement
Red Hat Product Security determined that this flaw was not a security vulnerability. See the Bugzilla link for more details.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 3.7CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE-121 · Stack-based Buffer Overflow