#VU72949 Out-of-bounds read in MediaTek products - CVE-2021-0412

Vulnerability identifier: #VU72949

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2021-0412

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
MT5522
MT5527
MT5597
MT5598
MT5599
MT6580
MT6735
MT6737
MT6739
MT6750S
MT6753
MT6755S
MT6757
MT6757C
MT6757CD
MT6757CH
MT6761
MT6762
MT6763
MT6765
MT6768
MT6771
MT6833
MT6896
MT8163
MT8167
MT8167S
MT8168
MT8173
MT8175
MT8183
MT8185
MT8195
MT8321
MT8362A
MT8365
MT8385
MT8735A
MT8735B
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT9256
MT9285
MT9286
MT9288
MT9629
MT9631
MT9632
MT9636
MT9638
MT9639
MT9650
MT9652
MT9669
MT9670
MT9675
MT9685
MT9686
MT9688
MT9931
MT9950
MT9970
MT9980
MT9981
MT6779
MT6785
MT6853
MT6853T
MT6873
MT6877
MT6885
MT6889
MT8797

Software vendor:
MediaTek

The vulnerability allows a local application to gain access to sensitive information.

The vulnerability exists due to a missing bounds check within flv extractor. A local application can gain access to sensitive information.

Install security update from vendor's website.

• https://corp.mediatek.com/product-security-bulletin/October-2021