Vulnerability Details CVE-2022-40279
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).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 43.6%
CVSS Severity
CVSS v3 Score 7.5
References
- https://github.com/Samsung/TizenRT/blob/f8f776dd183246ad8890422c1ee5e8f33ab2aaaf/external/wpa_supplicant/src/l2_packet/l2_packet_pcap.c#L181
- https://github.com/Samsung/TizenRT/issues/5629
- https://linux.die.net/man/3/pcap_dispatch
- https://github.com/Samsung/TizenRT/blob/f8f776dd183246ad8890422c1ee5e8f33ab2aaaf/external/wpa_supplicant/src/l2_packet/l2_packet_pcap.c#L181
- https://github.com/Samsung/TizenRT/issues/5629
- https://linux.die.net/man/3/pcap_dispatch
Products affected by CVE-2022-40279
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cpe:2.3:o:samsung:tizenrt:1.0
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cpe:2.3:o:samsung:tizenrt:1.1
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cpe:2.3:o:samsung:tizenrt:2.0
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cpe:2.3:o:samsung:tizenrt:3.0
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cpe:2.3:o:samsung:tizenrt:3.1