CVE-2022-32663 Null dereference in MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7668, MT7902, MT7915, MT7916, MT7921, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8788
A null pointer dereference in MediaTek Wi-Fi drivers allows remote attackers to cause a system crash without user interaction or privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-32663?
CVE-2022-32663 is a high-severity vulnerability in MediaTek, Inc. MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7668, MT7902, MT7915, MT7916, MT7921, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8788, published on 6 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Wi-Fi driver, there is a possible system crash due to null pointer dereference. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: GN20220720014; Issue ID: GN20220720014.
Weakness: CWE-476
Which versions are affected by CVE-2022-32663?
It affects 22 products.
Products include Mediatek Mt5221 Firmware, Mediatek Mt7603 Firmware, Mediatek Mt7613 Firmware, Mediatek Mt7615 Firmware, Mediatek Mt7622 Firmware, Mediatek Mt7628 Firmware and 16 more.
How do I fix CVE-2022-32663?
No fix has been published for CVE-2022-32663 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-32663 being exploited?
There is no known exploitation of CVE-2022-32663 in the wild and no public exploit code.
Other vulnerabilities in MediaTek, Inc. MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7668, MT7902, MT7915, MT7916, MT7921, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8788
- CVE-2022-32654 Privilege escalation in MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788
- CVE-2022-32655 Privilege escalation in MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788
- CVE-2022-32656 Privilege escalation in MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788
Sources
Also known as GHSA-hqhj-gh6r-4grg.