{"id":"CVE-2026-98416","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: ti: k3-udma-glue: fix NULL dereference in k3_udma_glue_release_rx_chn()\n\nIf devm_kcalloc() for rx_chn->flows fails in a channel request function,\nthe error p…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: ti: k3-udma-glue: fix NULL dereference in k3_udma_glue_release_rx_chn()\n\nIf devm_kcalloc() for rx_chn->flows fails in a channel request function,\nthe error p…","severity":"medium","published":"2026-10-14","updated":"2026-10-14","sourceUpdated":"2026-10-14T14:17:52.910","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-98416","references":[{"url":"https://git.kernel.org/stable/c/0294b6dd515256c03ea2dbf508ddd3826d788579","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5a6cb4d387eebf7d32a6ed3fcd39f94bf38bd134","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5b2d92b7b177226e1dca2e80dc8369131276c2a4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/89f5414660724bb562db4ac74665da16d4a57d99","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/967612574c542dec71f820a6eb16dea80dd187a1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b14e6c52872556de2d6c137531e0ce85085c10ed","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b2985956e06632939bee47cee13bccd78ad7c3a1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b51ed7885ab0e8ecad765adc13b465cb1498cdc9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98416.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-98416"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2552210"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98416"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98416"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98416.mbox"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ingestedAt":"2026-10-14T15:36:13.986Z","vendor":"Linux","product":"Linux","affected":["Linux >= d702419134133db1eab2067dc6ea5723467fd917 < b51ed7885ab0e8ecad765adc13b465cb1498cdc9","Linux >= d702419134133db1eab2067dc6ea5723467fd917 < b2985956e06632939bee47cee13bccd78ad7c3a1","Linux >= d702419134133db1eab2067dc6ea5723467fd917 < 967612574c542dec71f820a6eb16dea80dd187a1","Linux >= d702419134133db1eab2067dc6ea5723467fd917 < 89f5414660724bb562db4ac74665da16d4a57d99","Linux >= d702419134133db1eab2067dc6ea5723467fd917 < 5a6cb4d387eebf7d32a6ed3fcd39f94bf38bd134","Linux >= d702419134133db1eab2067dc6ea5723467fd917 < b14e6c52872556de2d6c137531e0ce85085c10ed","Linux >= d702419134133db1eab2067dc6ea5723467fd917 < 5b2d92b7b177226e1dca2e80dc8369131276c2a4","Linux >= d702419134133db1eab2067dc6ea5723467fd917 < 0294b6dd515256c03ea2dbf508ddd3826d788579","Linux 5.6"],"cvss":4.1,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","cvssSource":"vendor","cwe":["CWE-476"],"epss":0.0022,"epssPercentile":0.1245,"slug":"CVE-2026-98416","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: ti: k3-udma-glue: fix NULL dereference in k3_udma_glue_release_rx_chn()\n\nIf devm_kcalloc() for rx_chn->flows fails in a channel request function,\nthe error path calls k3_udma_glue_release_rx_chn(), which dereferences\nthe NULL rx_chn->flows pointer in k3_udma_glue_release_rx_flow().\n\nSkip the flow release loop in k3_udma_glue_release_rx_chn() when\nrx_chn->flows is not allocated.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 10 · no fix planned: Red Hat Enterprise Linux 10 · updated 2026-10-18 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98416.json)","depth":"sunlit","depthScore":23,"depthScoreParts":{"impact":22.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":222916,"id":"CVE-2026-98416","ts":1792151670895,"field":"cvss","old":null,"new":"4.1"},{"seq":222915,"id":"CVE-2026-98416","ts":1792151670895,"field":"severity","old":"none","new":"medium"}]}