{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-52984","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-06-09T07:44:35.376Z","datePublished":"2026-06-24T16:28:59.088Z","dateUpdated":"2026-06-24T16:28:59.088Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-24T16:28:59.088Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/sched: netem: fix queue limit check to include reordered packets\n\nThe queue limit check in netem_enqueue() uses q->t_len which only\ncounts packets in the internal tfifo. Packets placed in sch->q by\nthe reorder path (__qdisc_enqueue_head) are not counted, allowing\nthe total queue occupancy to exceed sch->limit under reordering.\n\nInclude sch->q.qlen in the limit check."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sched/sch_netem.c"],"versions":[{"version":"216509dda290f6db92c816dd54b83c1df9da9e76","lessThan":"0f875d52db4c921da610e481b72f03cc82fdcb72","status":"affected","versionType":"git"},{"version":"c2047b0e216c8edce227d7c42f99ac2877dad0e4","lessThan":"ef9a41b3870fb90577da5b2de5bd140022d4021e","status":"affected","versionType":"git"},{"version":"10df49cfca73dfbbdb6c4150d859f7e8926ae427","lessThan":"74fcd8e127200a50ee22ba2b45c164722bdb9177","status":"affected","versionType":"git"},{"version":"3824c5fad18eeb7abe0c4fc966f29959552dca3e","lessThan":"39a66e83ea41fe845631eeb8d326953de27d13f9","status":"affected","versionType":"git"},{"version":"356078a5c55ec8d2061fcc009fb8599f5b0527f9","lessThan":"54b5dbacd00dedffd5e2eed76de1c3839996b5e6","status":"affected","versionType":"git"},{"version":"f8d4bc455047cf3903cd6f85f49978987dbb3027","lessThan":"8450462eaf91d5d2a9e863507b16d18e814baef3","status":"affected","versionType":"git"},{"version":"f8d4bc455047cf3903cd6f85f49978987dbb3027","lessThan":"936a7dd87251f6f3e88983350833edf60fe6a80b","status":"affected","versionType":"git"},{"version":"f8d4bc455047cf3903cd6f85f49978987dbb3027","lessThan":"4185701fcce6b426b6c3630b25330dddd9c47b0d","status":"affected","versionType":"git"},{"version":"83c6ab12f08dcc09d4c5ac86fdb89736b28f1d31","status":"affected","versionType":"git"},{"version":"5.10.232","lessThan":"5.10.258","status":"affected","versionType":"semver"},{"version":"5.15.175","lessThan":"5.15.209","status":"affected","versionType":"semver"},{"version":"6.1.121","lessThan":"6.1.175","status":"affected","versionType":"semver"},{"version":"6.6.67","lessThan":"6.6.141","status":"affected","versionType":"semver"},{"version":"6.12.6","lessThan":"6.12.91","status":"affected","versionType":"semver"},{"version":"5.4.288","lessThan":"5.5","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sched/sch_netem.c"],"versions":[{"version":"6.13","status":"affected"},{"version":"0","lessThan":"6.13","status":"unaffected","versionType":"semver"},{"version":"5.10.258","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.141","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.91","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.33","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.10","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","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":"5.10.232","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.175","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.121","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.67","versionEndExcluding":"6.6.141"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.6","versionEndExcluding":"6.12.91"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4.288"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/0f875d52db4c921da610e481b72f03cc82fdcb72"},{"url":"https://git.kernel.org/stable/c/ef9a41b3870fb90577da5b2de5bd140022d4021e"},{"url":"https://git.kernel.org/stable/c/74fcd8e127200a50ee22ba2b45c164722bdb9177"},{"url":"https://git.kernel.org/stable/c/39a66e83ea41fe845631eeb8d326953de27d13f9"},{"url":"https://git.kernel.org/stable/c/54b5dbacd00dedffd5e2eed76de1c3839996b5e6"},{"url":"https://git.kernel.org/stable/c/8450462eaf91d5d2a9e863507b16d18e814baef3"},{"url":"https://git.kernel.org/stable/c/936a7dd87251f6f3e88983350833edf60fe6a80b"},{"url":"https://git.kernel.org/stable/c/4185701fcce6b426b6c3630b25330dddd9c47b0d"}],"title":"net/sched: netem: fix queue limit check to include reordered packets","x_generator":{"engine":"bippy-1.2.0"}}}}