CVE-2020-36123 : saitoha libsixel v1.8.6 was discovered to contain a double free via the componen

saitoha libsixel v1.8.6 was discovered to contain a double free via the component sixel_chunk_destroy at /root/libsixel/src/chunk.c.

Published 2022-03-10 17:41:20

Updated 2022-03-12 04:01:30

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2020-36123

Libsixel Project » Libsixel » Version: 1.8.6
cpe:2.3:a:libsixel_project:libsixel:1.8.6:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.19%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 56 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-415 Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

Assigned by: nvd@nist.gov (Primary)

https://github.com/saitoha/libsixel/issues/144

double-free in sixel_chunk_destroy /root/libsixel/src/chunk.c:107:9 · Issue #144 · saitoha/libsixel · GitHub
Exploit;Issue Tracking;Third Party Advisory

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