Lua up to 5.4.0 lgc.c youngcollection out-of-bounds

Summaryinfo

A vulnerability has been found in Lua up to 5.4.0 and classified as critical. Affected is the function youngcollection of the file lgc.c. The manipulation leads to out-of-bounds. This vulnerability is documented as CVE-2020-15889. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Lua up to 5.4.0. This issue affects the function youngcollection of the file lgc.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Lua through 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members.

The weakness was released 07/21/2020. The identification of this vulnerability is CVE-2020-15889 since 07/21/2020. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entry connected to this vulnerability is available at VDB-158860. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

• Lua

Version

• 5.0
• 5.1
• 5.2
• 5.3
• 5.4.0

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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