{"id":"CVE-2023-52878","state":"PUBLISHED","title":"can: dev: can_put_echo_skb(): don't crash kernel if can_priv::echo_skb is accessed out of bounds","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncan: dev: can_put_echo_skb(): don't crash kernel if can_priv::echo_skb is accessed out of bounds\n\nIf the \"struct can_priv::echoo_skb\" is accessed out of bounds, this\nwould cause a kernel crash. Instead, issue a meaningful warning\nmessage and return with an error.","publishedAt":"2024-05-21T15:32:10.616Z","updatedAt":"2026-05-11T19:34:46.432Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a6e4bc5304033e434fabccabb230b8e9ff55d76f","status":"affected","lessThan":"826120c9ba68f2d0dbae58e99013929c883d1444","versionType":"git"},{"version":"a6e4bc5304033e434fabccabb230b8e9ff55d76f","status":"affected","lessThan":"0d30931f1fa0fb893fb7d5dc32b6b7edfb775be4","versionType":"git"},{"version":"a6e4bc5304033e434fabccabb230b8e9ff55d76f","status":"affected","lessThan":"53c468008a7c9ca3f5fc985951f35ec2acae85bc","versionType":"git"},{"version":"a6e4bc5304033e434fabccabb230b8e9ff55d76f","status":"affected","lessThan":"8ab67da060157362b2e0926692c659808784708f","versionType":"git"},{"version":"a6e4bc5304033e434fabccabb230b8e9ff55d76f","status":"affected","lessThan":"6411959c10fe917288cbb1038886999148560057","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/can/dev/skb.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.33","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.33","versionType":"semver"},{"version":"5.15.139","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.63","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.5.12","status":"unaffected","lessThanOrEqual":"6.5.*","versionType":"semver"},{"version":"6.6.2","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/can/dev/skb.c"]}],"references":["https://git.kernel.org/stable/c/826120c9ba68f2d0dbae58e99013929c883d1444","https://git.kernel.org/stable/c/0d30931f1fa0fb893fb7d5dc32b6b7edfb775be4","https://git.kernel.org/stable/c/53c468008a7c9ca3f5fc985951f35ec2acae85bc","https://git.kernel.org/stable/c/8ab67da060157362b2e0926692c659808784708f","https://git.kernel.org/stable/c/6411959c10fe917288cbb1038886999148560057"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/52xxx/CVE-2023-52878.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-52878","state":"PUBLISHED","datePublished":"2024-05-21T15:32:10.616Z","dateUpdated":"2026-05-11T19:34:46.432Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-05-21T15:19:24.264Z"},"containers":{"cna":{"title":"can: dev: can_put_echo_skb(): don't crash kernel if can_priv::echo_skb is accessed out of bounds","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncan: dev: can_put_echo_skb(): don't crash kernel if can_priv::echo_skb is accessed out of bounds\n\nIf the \"struct can_priv::echoo_skb\" is accessed out of bounds, this\nwould cause a kernel crash. 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