Name: CVE-2021-33642: Loop with Unreachable Exit Condition
Published: 2023-01-20T00:00:00.000Z
Keywords: CVE, CVE-2021-33642, CWE-835, CVSS 5.5, EPSS 0.00221

When a file is processed, an infinite loop occurs in next_inline() of the more_curly() function.

CVSS Details

CVSS 3.1 Base Score: 5.5
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Amazon_linux_2023	View advisory ↗	amazon-linux-2023-upgrade-byaccamazon-linux-2023-upgrade-byacc-debuginfoamazon-linux-2023-upgrade-byacc-debugsource	Feb 17, 2025	May 28, 2022
Huawei Euleros 2_0_sp10	View advisory ↗	huawei-euleros-2_0_sp10-upgrade-byacchuawei-euleros-2_0_sp10-upgrade-byacc-help	Mar 20, 2023	Jan 20, 2023
Huawei Euleros 2_0_sp11	View advisory ↗	huawei-euleros-2_0_sp11-upgrade-byacchuawei-euleros-2_0_sp11-upgrade-byacc-help	May 8, 2023	Jan 20, 2023
Huawei Euleros 2_0_sp9	View advisory ↗	huawei-euleros-2_0_sp9-upgrade-byacchuawei-euleros-2_0_sp9-upgrade-byacc-help	Mar 9, 2023	Jan 20, 2023
Redhat_linux	View advisory ↗	no-fix-redhat-rpm-package	Jul 9, 2025	Jan 20, 2023

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