Bug 2554821 (CVE-2026-98434) - CVE-2026-98434 kernel: sysctl: Check range in proc_dointvec_ms_jiffies_minmax
Summary: CVE-2026-98434 kernel: sysctl: Check range in proc_dointvec_ms_jiffies_minmax
Keywords:
Status: NEW
Alias: CVE-2026-98434
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-10-18 14:51 UTC by OSIDB Bzimport
Modified: 2026-10-19 08:45 UTC (History)
17 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2026-10-18 14:51:27 UTC 
In the Linux kernel, the following vulnerability has been resolved:

sysctl: Check range in  proc_dointvec_ms_jiffies_minmax

Add the range check to do_proc_int_conv_ms_jiffies_minmax that commit
d174174c6776 ("sysctl: replace SYSCTL_INT_CONV_CUSTOM macro with
functions") incorrectly removed.
Comment 1 Mauro Matteo Cascella 2026-10-19 08:25:26 UTC 
Upstream advisory:
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98434.mbox
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