CVE-2026-36849: [CVE-2026-36849] libtiff: Denial of Service via large SamplesPerPixel tag

Published Jun 17, 2026
·
Updated

Affected Software

1 affected component
LibTIFF libtiff
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Frequently Asked Questions

1

What is the severity of CVE-2026-36849?

CVE-2026-36849 has been classified as a medium severity vulnerability.

2

How does CVE-2026-36849 affect users of LibTIFF?

CVE-2026-36849 can lead to a denial of service when processing TIFF images with large SamplesPerPixel tags.

3

How do I fix CVE-2026-36849?

To fix CVE-2026-36849, update to the latest version of LibTIFF that addresses this vulnerability.

4

Are there workarounds for CVE-2026-36849?

As a workaround for CVE-2026-36849, users should avoid processing untrusted TIFF files until a fix is applied.

5

Which versions of LibTIFF are affected by CVE-2026-36849?

CVE-2026-36849 affects certain versions of LibTIFF prior to the security update released on June 17, 2026.

Contact

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