CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
64.5%
DISPUTED gdImageGd2Ptr in gd_gd2.c in the GD Graphics Library (aka
LibGD) through 2.3.2 has a double free. NOTE: the vendor’s position is “The
GD2 image format is a proprietary image format of libgd. It has to be
regarded as being obsolete, and should only be used for development and
testing purposes.”
Author | Note |
---|---|
mdeslaur | php uses the system libgd2 |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | libgd2 | < 2.2.5-4ubuntu0.5 | UNKNOWN |
ubuntu | 20.04 | noarch | libgd2 | < 2.2.5-5.2ubuntu2.1 | UNKNOWN |
ubuntu | 21.04 | noarch | libgd2 | < 2.3.0-2ubuntu0.1 | UNKNOWN |
ubuntu | 21.10 | noarch | libgd2 | < 2.3.0-2ubuntu1 | UNKNOWN |
ubuntu | 22.04 | noarch | libgd2 | < 2.3.0-2ubuntu1 | UNKNOWN |
ubuntu | 14.04 | noarch | libgd2 | < 2.1.0-3ubuntu0.11+esm2 | UNKNOWN |
ubuntu | 16.04 | noarch | libgd2 | < 2.1.1-4ubuntu0.16.04.12+esm1 | UNKNOWN |
github.com/libgd/libgd/commit/c5fd25ce0e48fd5618a972ca9f5e28d6d62006af
github.com/libgd/libgd/issues/700
github.com/libgd/libgd/pull/713
launchpad.net/bugs/cve/CVE-2021-40145
nvd.nist.gov/vuln/detail/CVE-2021-40145
security-tracker.debian.org/tracker/CVE-2021-40145
ubuntu.com/security/notices/USN-5068-1
www.cve.org/CVERecord?id=CVE-2021-40145
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
64.5%