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4 vulnerabilities found for byacc by openeuler

CVE-2021-33642 (GCVE-0-2021-33642)

Vulnerability from nvd – Published: 2023-01-20 00:00 – Updated: 2025-04-02 14:47
VLAI?
Summary
When a file is processed, an infinite loop occurs in next_inline() of the more_curly() function.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
n/a byacc Affected: <1.9.20200330 and <2.0.20210808
Show details on NVD website
To clipboard 

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CVE-2021-33641 (GCVE-0-2021-33641)

Vulnerability from nvd – Published: 2023-01-20 00:00 – Updated: 2025-04-03 20:03
VLAI?
Summary
When processing files, malloc stores the data of the current line. When processing comments, malloc incorrectly accesses the released memory (use after free).
Severity ?
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
n/a byacc Affected: <1.9.20200330 and <2.0.20210808
Show details on NVD website
To clipboard 

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CVE-2021-33642 (GCVE-0-2021-33642)

Vulnerability from cvelistv5 – Published: 2023-01-20 00:00 – Updated: 2025-04-02 14:47
VLAI?
Summary
When a file is processed, an infinite loop occurs in next_inline() of the more_curly() function.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
n/a byacc Affected: <1.9.20200330 and <2.0.20210808
Show details on NVD website
To clipboard 

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CVE-2021-33641 (GCVE-0-2021-33641)

Vulnerability from cvelistv5 – Published: 2023-01-20 00:00 – Updated: 2025-04-03 20:03
VLAI?
Summary
When processing files, malloc stores the data of the current line. When processing comments, malloc incorrectly accesses the released memory (use after free).
Severity ?
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
n/a byacc Affected: <1.9.20200330 and <2.0.20210808
Show details on NVD website
To clipboard 

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