CVE-2020-26682

In libass 0.14.0, the `ass_outline_construct`'s call to `outline_stroke` causes a signed integer overflow.

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/libass/libass/issues/431	Exploit Issue Tracking Third Party Advisory
https://github.com/libass/libass/pull/432	Issue Tracking Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/19/7	Exploit Issue Tracking Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202012-12	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:libass_project:libass:0.14.0:*:*:*:*:*:*:*

Information

Published : 2020-10-16 07:15

Updated : 2022-06-14 20:12

NVD link : CVE-2020-26682

Mitre link : CVE-2020-26682

JSON object : View

CWE

CWE-190

Integer Overflow or Wraparound

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Products Affected

libass_project

libass

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