diff options
| author | Even Rouault <even.rouault@spatialys.com> | 2021-09-03 22:48:41 +0200 |
|---|---|---|
| committer | Even Rouault <even.rouault@spatialys.com> | 2021-09-03 22:49:12 +0200 |
| commit | 126991dea06eb7160fe572b147f8a74a306b5c58 (patch) | |
| tree | 68fb2d4f930a44d011aabec81b4c8b57ba8126bc /src/iso19111 | |
| parent | 24baa80540947808a3fb76457c918415b3ed0ab8 (diff) | |
| download | PROJ-126991dea06eb7160fe572b147f8a74a306b5c58.tar.gz PROJ-126991dea06eb7160fe572b147f8a74a306b5c58.zip | |
pj_obj_create(): avoid passing invalid ellipsoid parameters ot pj_calc_ellipsoid_params(). Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31964
Diffstat (limited to 'src/iso19111')
| -rw-r--r-- | src/iso19111/c_api.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/iso19111/c_api.cpp b/src/iso19111/c_api.cpp index 1bf6cbf0..b27ac005 100644 --- a/src/iso19111/c_api.cpp +++ b/src/iso19111/c_api.cpp @@ -222,6 +222,13 @@ static PJ *pj_obj_create(PJ_CONTEXT *ctx, const IdentifiedObjectNNPtr &objIn) { const auto &ellps = geodCRS->ellipsoid(); const double a = ellps->semiMajorAxis().getSIValue(); const double es = ellps->squaredEccentricity(); + if (!(a > 0 && es >= 0)) { + proj_log_error(pj, _("Invalid ellipsoid parameters")); + proj_errno_set(pj, + PROJ_ERR_INVALID_OP_ILLEGAL_ARG_VALUE); + proj_destroy(pj); + return nullptr; + } pj_calc_ellipsoid_params(pj, a, es); assert(pj->geod == nullptr); pj->geod = static_cast<struct geod_geodesic *>( |