Threats affecting pkg:github/flatcc

flatcc versions up to 0.6.4 have an integer overflow vulnerability in the check_header function of the FlatBuffers verifier. On 32-bit builds, this flaw allows crafted buffer offsets to bypass bounds checks, leading to out-of-bounds reads before the buffer and potential process crashes.

CVE-2026-116733 is an out-of-bounds read vulnerability in flatcc versions up to 0.6.4. It occurs in the __flatcc_json_parser_number function when parsing JSON numbers ending with a decimal point. This flaw allows attackers to read beyond the input buffer, potentially causing application crashes.

A vulnerability was determined in Dvidelabs flatcc up to 0.6.3. This impacts the function align_order_members of the file src/compiler/semantics.c of the component Duplicate Symbol Handler. This manipulation causes reachable assertion. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 8b19ba4e992ebcad7f5970704d1afc5507fa5205. To fix this issue, it is recommended to deploy a patch.

A vulnerability was found in Dvidelabs flatcc up to 0.6.3. This affects the function analyze_struct of the file src/compiler/semantics.c of the component Struct Analysis. The manipulation results in reachable assertion. It is possible to launch the attack remotely. The exploit has been made public and could be used. The patch is identified as f705032346ee39efd7d3848c50b73d455d28d06d. A patch should be applied to remediate this issue.

A vulnerability has been found in Dvidelabs flatcc up to 0.6.3. The impacted element is the function fb_clear_parser of the file src/Compiler/semantics.c. The manipulation leads to memory leak. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is 8dbc3419738da066151991fd2bf1d0c85591dea2. It is suggested to install a patch to address this issue.