Facebook HHVM up to 4.98.0 preg_quote integer overflow

Summaryinfo

A vulnerability was found in Facebook HHVM up to 4.98.0. It has been declared as critical. Affected by this issue is the function preg_quote. Such manipulation leads to integer overflow. This vulnerability is listed as CVE-2021-24025. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Facebook HHVM up to 4.98.0 (Social Network Software). Affected by this issue is the function preg_quote. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.

The weakness was presented 03/11/2021. The advisory is shared for download at hhvm.com. This vulnerability is handled as CVE-2021-24025. There are known technical details, but no exploit is available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Social Network Software

Vendor

• Facebook

Name

• HHVM

Version

• 4.0
• 4.1
• 4.2
• 4.3
• 4.4
• 4.5
• 4.6
• 4.7
• 4.8
• 4.9
• 4.10
• 4.11
• 4.12
• 4.13
• 4.14
• 4.15
• 4.16
• 4.17
• 4.18
• 4.19
• 4.20
• 4.21
• 4.22
• 4.23
• 4.24
• 4.25
• 4.26
• 4.27
• 4.28
• 4.29
• 4.30
• 4.31
• 4.32
• 4.33
• 4.34
• 4.35
• 4.36
• 4.37
• 4.38
• 4.39
• 4.40
• 4.41
• 4.42
• 4.43
• 4.44
• 4.45
• 4.46
• 4.47
• 4.48
• 4.49
• 4.50
• 4.51
• 4.52
• 4.53
• 4.54
• 4.55
• 4.56
• 4.56.0
• 4.56.1
• 4.56.2
• 4.57
• 4.58
• 4.59
• 4.60
• 4.61
• 4.62
• 4.63
• 4.64
• 4.65
• 4.66
• 4.67
• 4.68
• 4.69
• 4.70
• 4.71
• 4.72
• 4.73
• 4.74
• 4.75
• 4.76
• 4.77
• 4.78
• 4.79
• 4.80
• 4.80.0
• 4.81
• 4.82
• 4.83
• 4.84
• 4.85
• 4.86
• 4.87
• 4.88
• 4.89
• 4.90
• 4.91
• 4.92
• 4.93
• 4.93.0
• 4.93.1
• 4.94
• 4.94.0
• 4.95
• 4.95.0
• 4.96
• 4.96.0
• 4.97
• 4.97.0
• 4.98.0

License

• free

Website

• Product: https://github.com/facebook/hhvm/

CPE 2.3info

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