CVE-2021-36080

GNU LibreDWG 0.12.3.4163 through 0.12.3.4191 has a double-free in bit_chain_free (called from dwg_encode_MTEXT and dwg_encode_add_object).

CVSS v3.0 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libredwg/OSV-2021-495.yaml	Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31724	Exploit Issue Tracking Patch Third Party Advisory
https://github.com/LibreDWG/libredwg/commit/9b6e0ff9ef02818df034fc42c3bd149a5ff89342	Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*

Information

Published : 2021-06-30 20:15

Updated : 2021-07-08 08:54

NVD link : CVE-2021-36080

Mitre link : CVE-2021-36080

JSON object : View

CWE

CWE-415

Double Free

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Products Affected

gnu

libredwg

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