CVE record · CVE-2026-99163

tracing/histograms: Reject non-stacktrace fields for synthetic stacktrace fields

CVSS 7.8 HighEPSS 0.0013 · 2nd percentile

Published by the CVE Program (CNA: Linux) at 28 Oct 2026, 10:35 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Linux	Linux	affected b9453380c1c542fd095a4dbe9251eeba4022bbce to before eba0a6365a0f38f7598a02fc7f9ee341c7efe7f5 git affected 5f52389bdd9eafb63b3a2f804e02aeb17b6a5f55 to before 326c45c9e201e3ff4c9e9e0e14c2c91364d6c8be git affected f3baa42afeea0d5f04ad31525e861199d02210cc to before 6c4e4946febb585d2fc93a02a0cd12cec715bb32 git affected 00cf3d672a9dd409418647e9f98784c339c3ff63 to before 7e0d05a6234a984ac23b8a563fb7f66f2572b668 git affected 00cf3d672a9dd409418647e9f98784c339c3ff63 to before 648687f2b448d8527cd7b112fe5d4bd0fec85a87 git affected 00cf3d672a9dd409418647e9f98784c339c3ff63 to before 1f36e4ddd05d540f363dbaa4c23042549f15b3ef git affected 00cf3d672a9dd409418647e9f98784c339c3ff63 to before deb336ae7c7b341591a6862cf6fcfeca97c77dfd git affected 00cf3d672a9dd409418647e9f98784c339c3ff63 to before a244c241593b5b38a08f0df2cb43c26574efbdcb git affected 5.10.237 to before 5.10.273 semver affected 5.15.124 to before 5.15.224 semver affected 6.1.43 to before 6.1.191 semver Other versions: unaffected
Linux	Linux	affected 6.3 unaffected before 6.3 semver unaffected 5.10.273 to 5.10., inclusive semver unaffected 5.15.224 to 5.15., inclusive semver unaffected 6.1.191 to 6.1., inclusive semver unaffected 6.6.161 to 6.6., inclusive semver unaffected 6.12.115 to 6.12., inclusive semver unaffected 6.18.59 to 6.18., inclusive semver unaffected 7.2.13 to 7.2., inclusive semver unaffected 7.3 to , inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-99163
CNA: Linux
Tags: Linux kernel
Published: 28 Oct 2026
Updated: 31 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CNA (Linux)

CISA KEV Not listed.
EPSS 0.0013, the 2nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

28 Oct 2026, 10:35 UTC Confirmed by the CVE List

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.