CVE-2026-120456 L-SMASH through 2.14.5 Heap Out-of-Bounds Write via hdlr and url Boxes

L-SMASH through 2.14.5 contains a heap out-of-bounds write vulnerability in isomreadhdlr and isomreaddrefentry in core/read.c triggered by oversized box sizes. Attackers can supply crafted MP4 or MOV files declaring hdlr or url box sizes larger than remaining data, stalling the stream position an...

EUVD-2026-115216

L-SMASH through 2.14.5 contains a heap out-of-bounds write vulnerability in isomreadhdlr and isomreaddrefentry in core/read.c triggered by oversized box sizes. Attackers can supply crafted MP4 or MOV files declaring hdlr or url box sizes larger than remaining data, stalling the stream position an...

PT-2026-135472

L-SMASH through 2.14.5 contains a heap out-of-bounds write vulnerability in isom read hdlr and isom read dref entry in core/read.c triggered by oversized box sizes. Attackers can supply crafted MP4 or MOV files declaring hdlr or url box sizes larger than remaining data, stalling the stream positi...

CVE-2026-110599 L-SMASH through 2.14.5 Double Free in HEVC and H.264 Importer Probe

L-SMASH through 2.14.5 contains a double free vulnerability in hevcsetupfirstsummary and h264setupfirstsummary in importer/naluimp.c that frees borrowed codec-specific objects on error paths. Attackers can supply a crafted Annex-B elementary stream lacking a parseable SPS to lsmashreadfile or the...

CVE-2026-110599 L-SMASH through 2.14.5 Double Free in HEVC and H.264 Importer Probe

L-SMASH through 2.14.5 contains a double free vulnerability in hevcsetupfirstsummary and h264setupfirstsummary in importer/naluimp.c that frees borrowed codec-specific objects on error paths. Attackers can supply a crafted Annex-B elementary stream lacking a parseable SPS to lsmashreadfile or the...

CVE-2026-110599

L-SMASH versions through 2.14.5 are vulnerable to a double free vulnerability within the hevc_setup_first_summary() and h264_setup_first_summary() functions located in importer/nalu_imp.c. The root cause is the improper freeing of borrowed codec-specific objects during error paths. An attacker ca...

CVE-2026-110599 L-SMASH through 2.14.5 Double Free in HEVC and H.264 Importer Probe

L-SMASH through 2.14.5 contains a double free vulnerability in hevcsetupfirstsummary and h264setupfirstsummary in importer/naluimp.c that frees borrowed codec-specific objects on error paths. Attackers can supply a crafted Annex-B elementary stream lacking a parseable SPS to lsmashreadfile or the...

CVE-2026-110599: Double Free

L-SMASH through 2.14.5 contains a double free vulnerability in hevcsetupfirstsummary and h264setupfirstsummary in importer/naluimp.c that frees borrowed codec-specific objects on error paths. Attackers can supply a crafted Annex-B elementary stream lacking a parseable SPS to lsmashreadfile or the...