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home:dirkmueller:acdc:sp5-rebuild
jasper.33539
jasper-CVE-2021-27845.patch
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File jasper-CVE-2021-27845.patch of Package jasper.33539
Index: jasper-2.0.14/src/libjasper/jpc/jpc_enc.c =================================================================== --- jasper-2.0.14.orig/src/libjasper/jpc/jpc_enc.c +++ jasper-2.0.14/src/libjasper/jpc/jpc_enc.c @@ -428,6 +428,10 @@ static jpc_enc_cp_t *cp_create(const cha } cp->rawsize = jas_image_rawsize(image); + if (cp->rawsize == 0) { + /* prevent division by zero in cp_create() */ + goto error; + } cp->totalsize = UINT_FAST32_MAX; tcp = &cp->tcp;
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