CVE-2019-20633

GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function another_hunk in pch.c that can cause a denial of service via a crafted patch file. NOTE: this issue exists because of an incomplete fix for CVE-2018-6952.

CVSS v3 5.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://savannah.gnu.org/bugs/index.php?56683	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:patch:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-03-25 17:15

Updated : 2023-12-10 13:27

NVD link : CVE-2019-20633

Mitre link : CVE-2019-20633

CVE.ORG link : CVE-2019-20633

JSON object : View

Products Affected

gnu

patch

CWE

CWE-415

Double Free

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