{"id":"CVE-2024-47737","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: call cache_put if xdr_reserve_space returns NULL\n\nIf not enough buffer space available, but idmap_lookup has triggered\nlookup_fn which calls cache_get and returns…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: call cache_put if xdr_reserve_space returns NULL\n\nIf not enough buffer space available, but idmap_lookup has triggered\nlookup_fn which calls cache_get and returns…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 3.16, < 5.10.227","linux_kernel >= 5.11, < 5.15.168","linux_kernel >= 5.16, < 6.1.113","linux_kernel >= 6.2, < 6.6.54","linux_kernel >= 6.7, < 6.10.13","linux_kernel >= 6.11, < 6.11.2"],"patched":["linux_kernel 6.11.2"],"published":"2024-10-21","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:57.843","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-47737","references":[{"url":"https://git.kernel.org/stable/c/3e8081ebff12bec1347deaceb6bce0765cce54df","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/81821617312988096f5deccf0f7da6f888e98056","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8d0765f86135e27f0bb5c950c136495719b4c834","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9803ab882d565a8fb2dde5999d98866d1c499dfd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9f03f0016ff797932551881c7e06ae50e9c39134","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a1afbbb5276f943ad7173d0b4c626b8c75a260da","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c6b16e700cf4d959af524bd9d3978407ff7ce462","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d078cbf5c38de83bc31f83c47dcd2184c04a50c7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e32ee6a61041925d1a05c14d10352dcfce9ef029","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-355557.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00277,"epssPercentile":0.20058,"ingestedAt":"2026-10-15T03:30:12.750Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-10-21T12:59:42.866272Z"},"slug":"CVE-2024-47737","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: call cache_put if xdr_reserve_space returns NULL\n\nIf not enough buffer space available, but idmap_lookup has triggered\nlookup_fn which calls cache_get and returns successfully. Then we\nmissed to call cache_put here which pairs with cache_get.\n\nReviwed-by: Jeff Layton <jlayton@kernel.org>\n\n## Affected\n\n- `linux_kernel >= 3.16, < 5.10.227`\n- `linux_kernel >= 5.11, < 5.15.168`\n- `linux_kernel >= 5.16, < 6.1.113`\n- `linux_kernel >= 6.2, < 6.6.54`\n- `linux_kernel >= 6.7, < 6.10.13`\n- `linux_kernel >= 6.11, < 6.11.2`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.11.2`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}