A vulnerability has been found in c-blosc2 up to 2.13.2 and classified as critical. Affected by this vulnerability is the function ndlz4_decompress of the file /src/c-blosc2/plugins/codecs/ndlz/ndlz4x4.c. The manipulation leads to heap-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.14.3 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-259051.
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
| Link | Tags |
|---|---|
| https://vuldb.com/?id.259051 | third party advisory vdb entry technical description |
| https://vuldb.com/?ctiid.259051 | signature vdb entry permissions required |
| https://vuldb.com/?submit.304557 | third party advisory vdb entry exploit |
| https://drive.google.com/drive/folders/1T1k3UeS09m65LjVXExUuZfedNQPWQWCo?usp=sharing | product exploit |
| https://github.com/Blosc/c-blosc2/releases/tag/v2.14.3 | patch release notes |