resdata has Classic Buffer Overflow, Improper Validation of Array Index, NULL Pointer Dereference and Out-of-bounds Read

Impact

Prior to version 6.2.9 resdata would not correctly validate input in GRDECL files. The severity rating assumes that resdata is used to parse untrused files in a networking context such as a webservice.

Patches

The bug has been patched starting with version 6.2.9.

References

• GHSA-pr85-w493-9w3x

• https://github.com/equinor/resdata/releases/tag/6.2.9