7.5

CVE-2022-40279

Exploit
An issue was discovered in Samsung TizenRT through 3.0_GBM (and 3.1_PRE). l2_packet_receive_timeout in wpa_supplicant/src/l2_packet/l2_packet_pcap.c has a missing check on the return value of pcap_dispatch, leading to a denial of service (malfunction).
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Samsung ≫ Tizenrt Version1.0 Updatem1
Samsung ≫ Tizenrt Version1.1
Samsung ≫ Tizenrt Version2.0 Updategbm_m1
Samsung ≫ Tizenrt Version2.0 Updatem2
Samsung ≫ Tizenrt Version3.0 Updategbm
Samsung ≫ Tizenrt Version3.1 Updatepre
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.17% 0.636
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-252 Unchecked Return Value

The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.

https://github.com/Samsung/TizenRT/blob/f8f776dd183246ad8890422c1ee5e8f33ab2aaaf/external/wpa_supplicant/src/l2_packet/l2_packet_pcap.c#L181
Third Party Advisory
Exploit
https://github.com/Samsung/TizenRT/issues/5629
Third Party Advisory
Issue Tracking
https://linux.die.net/man/3/pcap_dispatch
Third Party Advisory
Technical Description