{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50486","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-10-04T15:13:33.468Z","datePublished":"2025-10-04T15:16:43.791Z","dateUpdated":"2026-05-11T19:20:25.437Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:20:25.437Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: ti: Fix return type of netcp_ndo_start_xmit()\n\nWith clang's kernel control flow integrity (kCFI, CONFIG_CFI_CLANG),\nindirect call targets are validated against the expected function\npointer prototype to make sure the call target is valid to help mitigate\nROP attacks. If they are not identical, there is a failure at run time,\nwhich manifests as either a kernel panic or thread getting killed. A\nproposed warning in clang aims to catch these at compile time, which\nreveals:\n\n  drivers/net/ethernet/ti/netcp_core.c:1944:21: error: incompatible function pointer types initializing 'netdev_tx_t (*)(struct sk_buff *, struct net_device *)' (aka 'enum netdev_tx (*)(struct sk_buff *, struct net_device *)') with an expression of type 'int (struct sk_buff *, struct net_device *)' [-Werror,-Wincompatible-function-pointer-types-strict]\n          .ndo_start_xmit         = netcp_ndo_start_xmit,\n                                    ^~~~~~~~~~~~~~~~~~~~\n  1 error generated.\n\n->ndo_start_xmit() in 'struct net_device_ops' expects a return type of\n'netdev_tx_t', not 'int'. Adjust the return type of\nnetcp_ndo_start_xmit() to match the prototype's to resolve the warning\nand CFI failure."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/ti/netcp_core.c"],"versions":[{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"a447479ea2cf35603b5739ea947885024b901222","status":"affected","versionType":"git"},{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"17bb9bdf701f3e811a9f4820b08b9538ade2641c","status":"affected","versionType":"git"},{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"d837d74eae077cc3ef9e191ba8535b5f602d4673","status":"affected","versionType":"git"},{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"dbe1a6b930ae9647e8ce0b684c903ac67d4398eb","status":"affected","versionType":"git"},{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"5b0b6553bf4ad3a435a57e02c68d6075f384e1be","status":"affected","versionType":"git"},{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"a413ebb6049edd881c6427cfa25a7efddd6a4f74","status":"affected","versionType":"git"},{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"765636e58ba505cfe4927eda7ee83791b1c6402a","status":"affected","versionType":"git"},{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"1e4953b826e12b31995564a459dbd4e9e4604a35","status":"affected","versionType":"git"},{"version":"84640e27f23041d474c31d3362c3e2185ad68ec2","lessThan":"63fe6ff674a96cfcfc0fa8df1051a27aa31c70b4","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/ti/netcp_core.c"],"versions":[{"version":"4.0","status":"affected"},{"version":"0","lessThan":"4.0","status":"unaffected","versionType":"semver"},{"version":"4.9.337","lessThanOrEqual":"4.9.*","status":"unaffected","versionType":"semver"},{"version":"4.14.303","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.270","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.229","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.163","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.86","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.0.16","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1.2","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","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":"4.0","versionEndExcluding":"4.9.337"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0","versionEndExcluding":"4.14.303"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0","versionEndExcluding":"4.19.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/a447479ea2cf35603b5739ea947885024b901222"},{"url":"https://git.kernel.org/stable/c/17bb9bdf701f3e811a9f4820b08b9538ade2641c"},{"url":"https://git.kernel.org/stable/c/d837d74eae077cc3ef9e191ba8535b5f602d4673"},{"url":"https://git.kernel.org/stable/c/dbe1a6b930ae9647e8ce0b684c903ac67d4398eb"},{"url":"https://git.kernel.org/stable/c/5b0b6553bf4ad3a435a57e02c68d6075f384e1be"},{"url":"https://git.kernel.org/stable/c/a413ebb6049edd881c6427cfa25a7efddd6a4f74"},{"url":"https://git.kernel.org/stable/c/765636e58ba505cfe4927eda7ee83791b1c6402a"},{"url":"https://git.kernel.org/stable/c/1e4953b826e12b31995564a459dbd4e9e4604a35"},{"url":"https://git.kernel.org/stable/c/63fe6ff674a96cfcfc0fa8df1051a27aa31c70b4"}],"title":"net: ethernet: ti: Fix return type of netcp_ndo_start_xmit()","x_generator":{"engine":"bippy-1.2.0"}}}}