{"id":"CVE-2025-71086","state":"PUBLISHED","title":"net: rose: fix invalid array index in rose_kill_by_device()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: rose: fix invalid array index in rose_kill_by_device()\n\nrose_kill_by_device() collects sockets into a local array[] and then\niterates over them to disconnect sockets bound to a device being brought\ndown.\n\nThe loop mistakenly indexes array[cnt] instead of array[i]. For cnt <\nARRAY_SIZE(array), this reads an uninitialized entry; for cnt ==\nARRAY_SIZE(array), it is an out-of-bounds read. Either case can lead to\nan invalid socket pointer dereference and also leaks references taken\nvia sock_hold().\n\nFix the index to use i.","publishedAt":"2026-01-13T15:34:49.007Z","updatedAt":"2026-10-15T01:10:38.955Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"12e5a4719c99d7f4104e7e962393dfb8baa1c591","status":"affected","lessThan":"819fb41ae54960f66025802400c9d3935eef4042","versionType":"git"},{"version":"c0e527c532a07556ca44642f5873b002c44da22c","status":"affected","lessThan":"ed2639414d43ba037f798eaf619e878309310451","versionType":"git"},{"version":"3e0d1585799d8a991eba9678f297fd78d9f1846e","status":"affected","lessThan":"1418c12cd3bba79dc56b57b61c99efe40f579981","versionType":"git"},{"version":"ffced26692f83212aa09d0ece0213b23cc2f611d","status":"affected","lessThan":"9f6185a32496834d6980b168cffcccc2d6b17280","versionType":"git"},{"version":"64b8bc7d5f1434c636a40bdcfcd42b278d1714be","status":"affected","lessThan":"b409ba9e1e63ccf3ab4cc061e33c1f804183543e","versionType":"git"},{"version":"64b8bc7d5f1434c636a40bdcfcd42b278d1714be","status":"affected","lessThan":"92d900aac3a5721fb54f3328f1e089b44a861c38","versionType":"git"},{"version":"64b8bc7d5f1434c636a40bdcfcd42b278d1714be","status":"affected","lessThan":"6595beb40fb0ec47223d3f6058ee40354694c8e4","versionType":"git"},{"version":"bd7de4734535140fda33240c2335a07fdab6f88e","status":"affected","versionType":"git"},{"version":"b10265532df7bc3666bc53261b7f03f0fd14b1c9","status":"affected","versionType":"git"},{"version":"5.10.206","status":"affected","lessThan":"5.10.248","versionType":"semver"},{"version":"5.15.146","status":"affected","lessThan":"5.15.198","versionType":"semver"},{"version":"6.1.70","status":"affected","lessThan":"6.1.160","versionType":"semver"},{"version":"6.6.9","status":"affected","lessThan":"6.6.120","versionType":"semver"},{"version":"4.19.304","status":"affected","lessThan":"4.20","versionType":"semver"},{"version":"5.4.266","status":"affected","lessThan":"5.5","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/rose/af_rose.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.7","versionType":"semver"},{"version":"5.10.248","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.198","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.160","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.120","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.64","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.4","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/rose/af_rose.c"]}],"references":["https://git.kernel.org/stable/c/819fb41ae54960f66025802400c9d3935eef4042","https://git.kernel.org/stable/c/ed2639414d43ba037f798eaf619e878309310451","https://git.kernel.org/stable/c/1418c12cd3bba79dc56b57b61c99efe40f579981","https://git.kernel.org/stable/c/9f6185a32496834d6980b168cffcccc2d6b17280","https://git.kernel.org/stable/c/b409ba9e1e63ccf3ab4cc061e33c1f804183543e","https://git.kernel.org/stable/c/92d900aac3a5721fb54f3328f1e089b44a861c38","https://git.kernel.org/stable/c/6595beb40fb0ec47223d3f6058ee40354694c8e4","https://cert-portal.siemens.com/productcert/html/ssa-019113.html","https://cert-portal.siemens.com/productcert/html/ssa-457936.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/71xxx/CVE-2025-71086.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-71086","state":"PUBLISHED","datePublished":"2026-01-13T15:34:49.007Z","dateUpdated":"2026-10-15T01:10:38.955Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:30:19.649Z"},"containers":{"cna":{"title":"net: rose: fix invalid array index in rose_kill_by_device()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: rose: fix invalid array index in rose_kill_by_device()\n\nrose_kill_by_device() collects sockets into a local array[] and then\niterates over them to disconnect sockets bound to a device being brought\ndown.\n\nThe loop mistakenly indexes array[cnt] instead of array[i]. 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