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GHSA-9q78-27f3-2jmh

MediumCVSS 4.6 / 10
Published Aug 29, 2025·Last modified Feb 4, 2026
Affected Components(0)

No affected components available

Description

Affected versions of this crate did not check that the input slice passed to "webp::Encoder::encode() is large enough for the specified image dimensions.

If the input slice is too short, the library will read out of bounds of the buffer and encode other memory contents as an image, resulting in memory exposure or a segmentation fault.

The flaw was corrected in pull request #44 by always validating the input buffer size when constructing the encoder.

Risk Scores
Base Score
4.6

The vulnerability requires local access to the device to be exploited. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability.

Threat Intelligence
4.6

Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.

EPSS
N/A

Probability that this vulnerability will be exploited in the wild within the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

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