{"id":"CVE-2024-47723","title":"In the Linux kernel, the following vulnerability has been resolved:\n\njfs: fix out-of-bounds in dbNextAG() and diAlloc()\n\nIn dbNextAG() , there is no check for the case where bmp->db_numag is\ngreater or same than MAXAG due to a polluted i…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\njfs: fix out-of-bounds in dbNextAG() and diAlloc()\n\nIn dbNextAG() , there is no check for the case where bmp->db_numag is\ngreater or same than MAXAG due to a polluted i…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-125"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 2.6.12, < 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":"2026-10-15T01:18:57.280","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-47723","references":[{"url":"https://git.kernel.org/stable/c/0338e66cba272351ca9d7d03f3628e390e70963b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/128d5cfdcf844cb690c9295a3a1c1114c21fc15a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5ad6284c8d433f8a213111c5c44ead4d9705b622","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6ce8b6ab44a8b5918c0ee373d4ad19d19017931b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/96855f40e152989c9e7c20c4691ace5581098acc","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c1ba4b8ca799ff1d99d01f37d7ccb7d5ba5533d2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d1017d2a0f3f16dc1db5120e7ddbe7c6680425b0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e63866a475562810500ea7f784099bfe341e761a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ead82533278502428883085a787d5a00f15e5eb9","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"}],"tags":["nvd","cve.org"],"epss":0.00287,"epssPercentile":0.21145,"ingestedAt":"2026-10-15T03:30:12.749Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-10-21T13:01:38.378971Z"},"slug":"CVE-2024-47723","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\njfs: fix out-of-bounds in dbNextAG() and diAlloc()\n\nIn dbNextAG() , there is no check for the case where bmp->db_numag is\ngreater or same than MAXAG due to a polluted image, which causes an\nout-of-bounds. Therefore, a bounds check should be added in dbMount().\n\nAnd in dbNextAG(), a check for the case where agpref is greater than\nbmp->db_numag should be added, so an out-of-bounds exception should be\nprevented.\n\nAdditionally, a check for the case where agno is greater or same than\nMAXAG should be added in diAlloc() to prevent out-of-bounds.\n\n## Affected\n\n- `linux_kernel >= 2.6.12, < 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":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}