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openjpeg2
openjpeg2-CVE-2020-27841.patch
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File openjpeg2-CVE-2020-27841.patch of Package openjpeg2
Index: openjpeg-2.3.0/src/lib/openjp2/pi.c =================================================================== --- openjpeg-2.3.0.orig/src/lib/openjp2/pi.c +++ openjpeg-2.3.0/src/lib/openjp2/pi.c @@ -192,10 +192,12 @@ static void opj_get_all_encoding_paramet * @param p_image the image used to initialize the packet iterator (in fact only the number of components is relevant. * @param p_cp the coding parameters. * @param tileno the index of the tile from which creating the packet iterator. + * @param manager Event manager */ static opj_pi_iterator_t * opj_pi_create(const opj_image_t *p_image, const opj_cp_t *p_cp, - OPJ_UINT32 tileno); + OPJ_UINT32 tileno, + opj_event_mgr_t* manager); /** * FIXME DOC */ @@ -230,12 +232,6 @@ static OPJ_BOOL opj_pi_check_next_level( ========================================================== */ -static void opj_pi_emit_error(opj_pi_iterator_t * pi, const char* msg) -{ - (void)pi; - (void)msg; -} - static OPJ_BOOL opj_pi_next_lrcp(opj_pi_iterator_t * pi) { opj_pi_comp_t *comp = NULL; @@ -272,7 +268,7 @@ static OPJ_BOOL opj_pi_next_lrcp(opj_pi_ /* include should be resized when a POC arises, or */ /* the POC should be rejected */ if (index >= pi->include_size) { - opj_pi_emit_error(pi, "Invalid access to pi->include"); + opj_event_msg(pi->manager, EVT_ERROR, "Invalid access to pi->include"); return OPJ_FALSE; } if (!pi->include[index]) { @@ -318,7 +314,7 @@ static OPJ_BOOL opj_pi_next_rlcp(opj_pi_ index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; if (index >= pi->include_size) { - opj_pi_emit_error(pi, "Invalid access to pi->include"); + opj_event_msg(pi->manager, EVT_ERROR, "Invalid access to pi->include"); return OPJ_FALSE; } if (!pi->include[index]) { @@ -449,7 +445,7 @@ static OPJ_BOOL opj_pi_next_rpcl(opj_pi_ index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; if (index >= pi->include_size) { - opj_pi_emit_error(pi, "Invalid access to pi->include"); + opj_event_msg(pi->manager, EVT_ERROR, "Invalid access to pi->include"); return OPJ_FALSE; } if (!pi->include[index]) { @@ -473,6 +469,13 @@ static OPJ_BOOL opj_pi_next_pcrl(opj_pi_ opj_pi_resolution_t *res = NULL; OPJ_UINT32 index = 0; + if (pi->poc.compno0 >= pi->numcomps || + pi->poc.compno1 >= pi->numcomps + 1) { + opj_event_msg(pi->manager, EVT_ERROR, + "opj_pi_next_pcrl(): invalid compno0/compno1"); + return OPJ_FALSE; + } + if (!pi->first) { comp = &pi->comps[pi->compno]; goto LABEL_SKIP; @@ -580,7 +583,7 @@ static OPJ_BOOL opj_pi_next_pcrl(opj_pi_ index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; if (index >= pi->include_size) { - opj_pi_emit_error(pi, "Invalid access to pi->include"); + opj_event_msg(pi->manager, EVT_ERROR, "Invalid access to pi->include"); return OPJ_FALSE; } if (!pi->include[index]) { @@ -604,6 +607,13 @@ static OPJ_BOOL opj_pi_next_cprl(opj_pi_ opj_pi_resolution_t *res = NULL; OPJ_UINT32 index = 0; + if (pi->poc.compno0 >= pi->numcomps || + pi->poc.compno1 >= pi->numcomps + 1) { + opj_event_msg(pi->manager, EVT_ERROR, + "opj_pi_next_cprl(): invalid compno0/compno1"); + return OPJ_FALSE; + } + if (!pi->first) { comp = &pi->comps[pi->compno]; goto LABEL_SKIP; @@ -708,7 +718,7 @@ static OPJ_BOOL opj_pi_next_cprl(opj_pi_ index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; if (index >= pi->include_size) { - opj_pi_emit_error(pi, "Invalid access to pi->include"); + opj_event_msg(pi->manager, EVT_ERROR, "Invalid access to pi->include"); return OPJ_FALSE; } if (!pi->include[index]) { @@ -978,7 +988,8 @@ static void opj_get_all_encoding_paramet static opj_pi_iterator_t * opj_pi_create(const opj_image_t *image, const opj_cp_t *cp, - OPJ_UINT32 tileno) + OPJ_UINT32 tileno, + opj_event_mgr_t* manager) { /* loop*/ OPJ_UINT32 pino, compno; @@ -1012,6 +1023,8 @@ static opj_pi_iterator_t * opj_pi_create l_current_pi = l_pi; for (pino = 0; pino < l_poc_bound ; ++pino) { + l_current_pi->manager = manager; + l_current_pi->comps = (opj_pi_comp_t*) opj_calloc(image->numcomps, sizeof(opj_pi_comp_t)); if (! l_current_pi->comps) { @@ -1349,7 +1362,8 @@ static OPJ_BOOL opj_pi_check_next_level( */ opj_pi_iterator_t *opj_pi_create_decode(opj_image_t *p_image, opj_cp_t *p_cp, - OPJ_UINT32 p_tile_no) + OPJ_UINT32 p_tile_no, + opj_event_mgr_t* manager) { OPJ_UINT32 numcomps = p_image->numcomps; @@ -1404,7 +1418,7 @@ opj_pi_iterator_t *opj_pi_create_decode( } /* memory allocation for pi */ - l_pi = opj_pi_create(p_image, p_cp, p_tile_no); + l_pi = opj_pi_create(p_image, p_cp, p_tile_no, manager); if (!l_pi) { opj_free(l_tmp_data); opj_free(l_tmp_ptr); @@ -1549,7 +1563,8 @@ opj_pi_iterator_t *opj_pi_create_decode( opj_pi_iterator_t *opj_pi_initialise_encode(const opj_image_t *p_image, opj_cp_t *p_cp, OPJ_UINT32 p_tile_no, - J2K_T2_MODE p_t2_mode) + J2K_T2_MODE p_t2_mode, + opj_event_mgr_t* manager) { OPJ_UINT32 numcomps = p_image->numcomps; @@ -1603,7 +1618,7 @@ opj_pi_iterator_t *opj_pi_initialise_enc } /* memory allocation for pi*/ - l_pi = opj_pi_create(p_image, p_cp, p_tile_no); + l_pi = opj_pi_create(p_image, p_cp, p_tile_no, manager); if (!l_pi) { opj_free(l_tmp_data); opj_free(l_tmp_ptr); Index: openjpeg-2.3.0/src/lib/openjp2/pi.h =================================================================== --- openjpeg-2.3.0.orig/src/lib/openjp2/pi.h +++ openjpeg-2.3.0/src/lib/openjp2/pi.h @@ -107,6 +107,8 @@ typedef struct opj_pi_iterator { OPJ_INT32 x, y; /** FIXME DOC*/ OPJ_UINT32 dx, dy; + /** event manager */ + opj_event_mgr_t* manager; } opj_pi_iterator_t; /** @name Exported functions */ @@ -119,13 +121,15 @@ typedef struct opj_pi_iterator { * @param cp the coding parameters. * @param tileno index of the tile being encoded. * @param t2_mode the type of pass for generating the packet iterator + * @param manager Event manager * * @return a list of packet iterator that points to the first packet of the tile (not true). */ opj_pi_iterator_t *opj_pi_initialise_encode(const opj_image_t *image, opj_cp_t *cp, OPJ_UINT32 tileno, - J2K_T2_MODE t2_mode); + J2K_T2_MODE t2_mode, + opj_event_mgr_t* manager); /** * Updates the encoding parameters of the codec. @@ -161,12 +165,14 @@ Create a packet iterator for Decoder @param image Raw image for which the packets will be listed @param cp Coding parameters @param tileno Number that identifies the tile for which to list the packets +@param manager Event manager @return Returns a packet iterator that points to the first packet of the tile @see opj_pi_destroy */ opj_pi_iterator_t *opj_pi_create_decode(opj_image_t * image, opj_cp_t * cp, - OPJ_UINT32 tileno); + OPJ_UINT32 tileno, + opj_event_mgr_t* manager); /** * Destroys a packet iterator array. * Index: openjpeg-2.3.0/src/lib/openjp2/t2.c =================================================================== --- openjpeg-2.3.0.orig/src/lib/openjp2/t2.c +++ openjpeg-2.3.0/src/lib/openjp2/t2.c @@ -244,7 +244,7 @@ OPJ_BOOL opj_t2_encode_packets(opj_t2_t* l_image->numcomps : 1; OPJ_UINT32 l_nb_pocs = l_tcp->numpocs + 1; - l_pi = opj_pi_initialise_encode(l_image, l_cp, p_tile_no, p_t2_mode); + l_pi = opj_pi_initialise_encode(l_image, l_cp, p_tile_no, p_t2_mode, p_manager); if (!l_pi) { return OPJ_FALSE; } @@ -405,7 +405,7 @@ OPJ_BOOL opj_t2_decode_packets(opj_tcd_t #endif /* create a packet iterator */ - l_pi = opj_pi_create_decode(l_image, l_cp, p_tile_no); + l_pi = opj_pi_create_decode(l_image, l_cp, p_tile_no, p_manager); if (!l_pi) { return OPJ_FALSE; }
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