EM-20261107-21HM VulnerabilityMedium severity

Linux Kernel Vulnerability (CVE-2026-99279)

CVE-2026-99279

Status

Developing

Since Nov 07 15:30 UTC: signals keep joining.

First Signal: Nov 07 14:08 UTCC41 Red Hat Security Data
Page Born: Nov 07 15:30 UTCsecond source joined
Last Signal: Nov 07 15:30 UTC11 hours before snapshot
Sources: 21 official · 1 research, news or crowd
Open For: 11 hoursso far

Life Of This Page

1
Born

Nov 07 15:30 UTC
A second, independent source names it.
2
Developing · Now

Nov 07 15:30 UTC
New signals join; severity can move.
3
Confirmed

Not yet
CISA KEV lists it, or exploitation in the wild is reported.
4
Resolved

Not yet
Past the fix deadline and 14 days with no new signal.
5
Archived

Not yet
30 days after resolved. Read only; the link keeps working. Reopens if it comes back.

The ID never changes, and earlier addresses keep working. A correction is logged, never overwritten. If two pages turn out to be one incident, the later one points to the earlier.

Vulnerability Lifecycle

Disclosed: reached

Nov 07 14:17 UTC
C6 NVD published
Scored: not yet

Not yet
No CVSS yet
Exploited: not yet

Not yet
No exploitation reported
Advisories: not yet

Not yet
None yet
Vendor Response: reached

Nov 07 14:08 UTC
C41 published
Resolved: not yet

Not yet
After 14 quiet days

Timeline

Point at a mark to read it. Squares are signals, colored by severity; every one is also listed under Signals.

Signals

Nov 07 15:30 UTCGHSA-5c46-592c-382g / CVE-2026-99279 (opens source in a new tab) In the Linux kernel, the following vulnerability has been resolved: ksmbd: reclaim ended sessions on logoff and expiration LOGOFF and previous-session replacement leave sessions Expired with a zero credential expiry… Med severityDatabaseC29 CIRCL Vulnerability-Lookup
Nov 07 14:08 UTCRed Hat: CVE-2026-99279 (moderate) (opens source in a new tab) kernel: kernel: ksmbd: Denial of Service via unreclaimed expired sessions Med severityVendorC41 Red Hat Security Data