5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
0.0005 Low
EPSS
Percentile
18.3%
In pkgconf through 1.9.3, variable duplication can cause unbounded string expansion due to incorrect checks in libpkgconf/tuple.c:pkgconf_tuple_parse. For example, a .pc file containing a few hundred bytes can expand to one billion bytes.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | pkgconf | < 1.8.1-1 | pkgconf_1.8.1-1_all.deb |
Debian | 11 | all | pkgconf | <= 1.7.4~git20210206+dcf529b-3 | pkgconf_1.7.4~git20210206+dcf529b-3_all.deb |
Debian | 10 | all | pkgconf | <= 1.6.0-1 | pkgconf_1.6.0-1_all.deb |
Debian | 999 | all | pkgconf | < 1.8.1-1 | pkgconf_1.8.1-1_all.deb |
Debian | 13 | all | pkgconf | < 1.8.1-1 | pkgconf_1.8.1-1_all.deb |