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Fencer Vulns
low 2.1

CVE-2005-0977 json

The shmem_nopage function in shmem.c for the tmpfs driver in Linux kernel 2.6 does not properly verify the address argument, which allows l…

published 2005-04-05 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-0978

cvss
2.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 29%
public exploits
0
none known

Summary

The shmem_nopage function in shmem.c for the tmpfs driver in Linux kernel 2.6 does not properly verify the address argument, which allows local users to cause a denial of service (kernel crash) via an invalid address.

Patch / fix

  • kernel RHEL 4 2.6.9-5.0.5.EL
  • kernel-smp RHEL 4 2.6.9-5.0.5.EL
  • kernel-hugemem RHEL 4 2.6.9-5.0.5.EL

red hat advisories RHSA-2005:366

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2005-0977 updated

security flaw

  • Red Hat Enterprise Linux AS version 4 kernel 2.6.9-5.0.5.EL, kernel-smp 2.6.9-5.0.5.EL, kernel-hugemem 2.6.9-5.0.5.EL Red Hat Enterprise Linux Desktop version 4 kernel 2.6.9-5.0.5.EL, kernel-smp 2.6.9-5.0.5.EL, kernel-hugemem 2.6.9-5.0.5.EL Red Hat Enterprise Linux ES version 4 kernel 2.6.9-5.0.5.EL, kernel-smp 2.6.9-5.0.5.EL, kernel-hugemem 2.6.9-5.0.5.EL Red Hat Enterprise Linux WS version 4 kernel 2.6.9-5.0.5.EL, kernel-smp 2.6.9-5.0.5.EL, kernel-hugemem 2.6.9-5.0.5.EL
    fixed: vendor fix RHSA-2005:366

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P

Classification

Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.