by Kastro CVE-2024-53146
Linux Linux — NFSD: Prevent a potential integer overflow
Description · from the CVE record
In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent a potential integer overflow If the tag length is >= U32_MAX - 3 then the "length + 4" addition can result in an integer overflow. Address this by splitting the decoding into several steps so that decode_cb_compound4res() does not have to perform arithmetic on the unsafe length value.
Affected
ProductAffectedFixed inSource
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 745f7ce5a95e783ba62fe774325829466aec2aa8745f7ce5a95e783ba62fe774325829466aec2aa8CNA
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 90adbae9dd158da8331d9fdd32077bd1af04f55390adbae9dd158da8331d9fdd32077bd1af04f553CNA
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 3c5f545c9a1f8a1869246f6f3ae8c17289d6a8413c5f545c9a1f8a1869246f6f3ae8c17289d6a841CNA
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 842f1c27a1aef5367e535f9e85c8c3b06352151a842f1c27a1aef5367e535f9e85c8c3b06352151aCNA
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < de53c5305184ca1333b87e695d329d1502d694cede53c5305184ca1333b87e695d329d1502d694ceCNA
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < dde654cad08fdaac370febb161ec41eb58e9d2a2dde654cad08fdaac370febb161ec41eb58e9d2a2CNA
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 084f797dbc7e52209a4ab6dbc7f0109268754eb9084f797dbc7e52209a4ab6dbc7f0109268754eb9CNA
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < ccd3394f9a7200d6b088553bf38e688620cd27afccd3394f9a7200d6b088553bf38e688620cd27afCNA
Linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – < 7f33b92e5b18e904a481e6e208486da43e4dc8417f33b92e5b18e904a481e6e208486da43e4dc841CNA
Linux2.6.12–CNA
Scores by source
Linux (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CISA ADP5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial