{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50706","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T10:53:15.518Z","datePublished":"2025-12-24T10:55:20.835Z","dateUpdated":"2026-05-11T19:23:55.358Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:23:55.358Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/ieee802154: don't warn zero-sized raw_sendmsg()\n\nsyzbot is hitting skb_assert_len() warning at __dev_queue_xmit() [1],\nfor PF_IEEE802154 socket's zero-sized raw_sendmsg() request is hitting\n__dev_queue_xmit() with skb->len == 0.\n\nSince PF_IEEE802154 socket's zero-sized raw_sendmsg() request was\nable to return 0, don't call __dev_queue_xmit() if packet length is 0.\n\n  ----------\n  #include <sys/socket.h>\n  #include <netinet/in.h>\n\n  int main(int argc, char *argv[])\n  {\n    struct sockaddr_in addr = { .sin_family = AF_INET, .sin_addr.s_addr = htonl(INADDR_LOOPBACK) };\n    struct iovec iov = { };\n    struct msghdr hdr = { .msg_name = &addr, .msg_namelen = sizeof(addr), .msg_iov = &iov, .msg_iovlen = 1 };\n    sendmsg(socket(PF_IEEE802154, SOCK_RAW, 0), &hdr, 0);\n    return 0;\n  }\n  ----------\n\nNote that this might be a sign that commit fd1894224407c484 (\"bpf: Don't\nredirect packets with invalid pkt_len\") should be reverted, for\nskb->len == 0 was acceptable for at least PF_IEEE802154 socket."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/ieee802154/socket.c"],"versions":[{"version":"8b68e53d56697a59b5c53893b53f508bbdf272a0","lessThan":"4a36de8947794fa21435d1e916e089095f3246a8","status":"affected","versionType":"git"},{"version":"6204bf78b2a903b96ba43afff6abc0b04d6e0462","lessThan":"791489a5c56396ddfed75fc525066d4738dace46","status":"affected","versionType":"git"},{"version":"a75987714bd2d8e59840667a28e15c1fa5c47554","lessThan":"34f31a2b667914ab701ca725554a0b447809d7ef","status":"affected","versionType":"git"},{"version":"72f2dc8993f10262092745a88cb2dd0fef094f23","lessThan":"df0da3fc131132b6c32a15c4da4ffa3a5aea1af2","status":"affected","versionType":"git"},{"version":"fd1894224407c484f652ad456e1ce423e89bb3eb","lessThan":"9974d220c5073d035b5469d1d8ecd71da86c7afd","status":"affected","versionType":"git"},{"version":"fd1894224407c484f652ad456e1ce423e89bb3eb","lessThan":"b12e924a2f5b960373459c8f8a514f887adf5cac","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/ieee802154/socket.c"],"versions":[{"version":"6.0","status":"affected"},{"version":"0","lessThan":"6.0","status":"unaffected","versionType":"semver"},{"version":"5.4.220","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.150","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.75","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.19.17","lessThanOrEqual":"5.19.*","status":"unaffected","versionType":"semver"},{"version":"6.0.3","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4.212","versionEndExcluding":"5.4.220"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10.141","versionEndExcluding":"5.10.150"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.65","versionEndExcluding":"5.15.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19.7","versionEndExcluding":"5.19.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.0.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4a36de8947794fa21435d1e916e089095f3246a8"},{"url":"https://git.kernel.org/stable/c/791489a5c56396ddfed75fc525066d4738dace46"},{"url":"https://git.kernel.org/stable/c/34f31a2b667914ab701ca725554a0b447809d7ef"},{"url":"https://git.kernel.org/stable/c/df0da3fc131132b6c32a15c4da4ffa3a5aea1af2"},{"url":"https://git.kernel.org/stable/c/9974d220c5073d035b5469d1d8ecd71da86c7afd"},{"url":"https://git.kernel.org/stable/c/b12e924a2f5b960373459c8f8a514f887adf5cac"}],"title":"net/ieee802154: don't warn zero-sized raw_sendmsg()","x_generator":{"engine":"bippy-1.2.0"}}}}