CVE-2024-35988riscv: Fix TASK_SIZE on 64-bit NOMMU
Updated under an hour ago ()
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It affects Linux and 3 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: riscv: Fix TASK_SIZE on 64-bit NOMMU On NOMMU, userspace memory can come from anywhere in physical RAM. The current definition of TASK_SIZE is wrong if any RAM exists above 4G, causing spurious failures in the userspace access routines.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Linux Linux linux:linux (from the name) | 6bd33e1ece528f67646db33bf97406b747dafda0 builds before 04bf2e5f95c1a52e28a7567a507f926efe31c3b6; from 6bd33e1ece528f67646db33bf97406b747dafda0 before 52e8a42b11078d2aad4b9ba96503d77c7299168b; from 6bd33e1ece528f67646db33bf97406b747dafda0 before 4201b8c8f2c32af321fb50867e68ac6c1cbed4be; from 6bd33e1ece528f67646db33bf97406b747dafda0 before a0f0dbbb1bc49fa0de18e92c36492ff6d804cdaa; from 6bd33e1ece528f67646db33bf97406b747dafda0 before efdcfa554b6eb228943ef1dd4d023c606be647d2; from 6bd33e1ece528f67646db33bf97406b747dafda0 before 6065e736f82c817c9a597a31ee67f0ce4628e948 | CNA record |
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name) | before V1.1.1 | CISA ADP |
linux linux_kernel linux:linux_kernel | from 5.5 before 5.10.216; from 5.11 before 5.15.158; from 5.16 before 6.1.90; from 6.2 before 6.6.30; from 6.7 before 6.8.9; 6.9; 6.9; 6.9; and 2 more ranges | NVD |
debian debian_linux debian:debian_linux | 10.0 | NVD |
References
- https://git.kernel.org/stable/c/04bf2e5f95c1a52e28a7567a507f926efe31c3b6patch
- https://git.kernel.org/stable/c/52e8a42b11078d2aad4b9ba96503d77c7299168bpatch
- https://git.kernel.org/stable/c/4201b8c8f2c32af321fb50867e68ac6c1cbed4bepatch
- https://git.kernel.org/stable/c/a0f0dbbb1bc49fa0de18e92c36492ff6d804cdaapatch
- https://git.kernel.org/stable/c/efdcfa554b6eb228943ef1dd4d023c606be647d2patch
- https://git.kernel.org/stable/c/6065e736f82c817c9a597a31ee67f0ce4628e948patch
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.htmlmailing-list, third-party-advisory
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.