Summaryinfo

A vulnerability was found in Xpdf. It has been rated as critical. This issue affects the function DCTStream::getChar of the file /xpdf/Stream.cc. The manipulation leads to memory corruption. The identification of this vulnerability is CVE-2022-38235. The attack may be initiated remotely. There is no exploit available. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability was found in Xpdf (Document Reader Software) (the affected version unknown). It has been declared as critical. This vulnerability affects the function DCTStream::getChar of the file /xpdf/Stream.cc. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

XPDF commit ffaf11c was discovered to contain a segmentation violation via DCTStream::getChar() at /xpdf/Stream.cc.

The weakness was released 08/17/2022. The advisory is available at github.com. This vulnerability was named CVE-2022-38235 since 08/15/2022. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/17/2022).

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Document Reader Software

Name

• Xpdf

License

• open-source

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CPE 2.2info

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