{"affected":[{"conditional":false,"product":"linux_kernel","source":"NVD","vendor":"linux","versions":[{"greaterThanOrEqual":"6.15.1","lessThan":"6.19.11","status":"affected","version":"*","versionType":"custom"}]},{"conditional":false,"product":"linux_kernel","source":"NVD","vendor":"linux","versions":[{"status":"affected","version":"6.15","versionType":"custom"}]},{"conditional":false,"product":"linux_kernel","source":"NVD","vendor":"linux","versions":[{"status":"affected","version":"7.0","versionType":"custom"}]}],"cpeConfigurations":[{"negate":false,"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.11","versionStartIncluding":"6.15.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:6.15:-:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"cveId":"CVE-2026-31501","cwes":["CWE-416"],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ti: icssg-prueth: fix use-after-free of CPPI descriptor in RX path\n\ncppi5_hdesc_get_psdata() returns a pointer into the CPPI descriptor.\nIn both emac_rx_packet() and emac_rx_packet_zc(), the descriptor is\nfreed via k3_cppi_desc_pool_free() before the psdata pointer is used\nby emac_rx_timestamp(), which dereferences psdata[0] and psdata[1].\nThis constitutes a use-after-free on every received packet that goes\nthrough the timestamp path.\n\nDefer the descriptor free until after all accesses through the psdata\npointer are complete. For emac_rx_packet(), move the free into the\nrequeue label so both early-exit and success paths free the descriptor\nafter all accesses are done. For emac_rx_packet_zc(), move the free to\nthe end of the loop body after emac_dispatch_skb_zc() (which calls\nemac_rx_timestamp()) has returned.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":9.8,"severity":"critical","source":"NVD: 416baaa9-dc9f-4396-8d5f-8c081fb06d67","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794438600263,"publishedAt":1776867408597,"references":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/c516c2e06fe580b8d38de60cd407072a5de81506"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"url":"https://git.kernel.org/stable/c/d5827316debcb677679bb014885d7be92c410e11"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"url":"https://git.kernel.org/stable/c/eb8c426c9803beb171f89d15fea17505eb517714"}],"remediation":[{"kind":"fix","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://git.kernel.org/stable/c/d5827316debcb677679bb014885d7be92c410e11"},{"kind":"fix","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://git.kernel.org/stable/c/eb8c426c9803beb171f89d15fea17505eb517714"}],"revision":"c05743d427144cd2abb5825b3931efa41e137243a64ec3b1fabea94b96306668","sources":[{"modifiedAt":1794438600263,"name":"NVD","retrievedAt":1794442714970,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31501"}],"ssvc":null,"status":"published","title":"CVE-2026-31501","updatedAt":1794442714970}