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Fencer Vulns
medium 4.9

CVE-2009-0322 json

drivers/firmware/dell_rbu.c in the Linux kernel before 2.6.27.13, and 2.6.28.x before 2.6.28.2, allows local users to cause a denial of ser…

published 2009-01-28 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-0326

cvss
4.9
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

drivers/firmware/dell_rbu.c in the Linux kernel before 2.6.27.13, and 2.6.28.x before 2.6.28.2, allows local users to cause a denial of service (system crash) via a read system call that specifies zero bytes from the (1) image_type or (2) packet_size file in /sys/devices/platform/dell_rbu/.

Patch / fix

  • linux linux_kernel 2.6.27.13, 2.6.28.2
  • kernel RHEL 5 2.6.18-128.1.6.el5
  • kernel-PAE RHEL 5 2.6.18-128.1.6.el5
  • kernel-xen RHEL 5 2.6.18-128.1.6.el5
  • kernel-kdump RHEL 5 2.6.18-128.1.6.el5
  • kernel-debuginfo-common RHEL 5 2.6.18-128.1.6.el5
  • kernel-rt enterprise mrg 1 2.6.24.7-108.el5rt
  • kernel-rt-trace enterprise mrg 1 2.6.24.7-108.el5rt
  • kernel-rt-vanilla enterprise mrg 1 2.6.24.7-108.el5rt

red hat advisories RHSA-2009:0326RHSA-2009:0360RHSA-2009:0331

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-2009-0322 updated cvss 4.9

kernel: dell_rbu local oops

  • Red Hat MRG Realtime for RHEL 5 Server kernel-rt 2.6.24.7-108.el5rt, kernel-rt-trace 2.6.24.7-108.el5rt, kernel-rt-vanilla 2.6.24.7-108.el5rt, kernel-rt-debuginfo-common 2.6.24.7-108.el5rt
    fixed: vendor fix RHSA-2009:0360
  • Red Hat Enterprise Linux (v. 5 server) kernel 2.6.18-128.1.6.el5, kernel-PAE 2.6.18-128.1.6.el5, kernel-xen 2.6.18-128.1.6.el5, kernel-kdump 2.6.18-128.1.6.el5, kernel-debuginfo-common 2.6.18-128.1.6.el5
    fixed: vendor fix RHSA-2009:0326
  • Red Hat Enterprise Linux AS version 4 kernel 2.6.9-78.0.17.EL, kernel-smp 2.6.9-78.0.17.EL, kernel-xenU 2.6.9-78.0.17.EL, kernel-hugemem 2.6.9-78.0.17.EL, kernel-largesmp 2.6.9-78.0.17.EL
    fixed: vendor fix RHSA-2009:0331
  • Red Hat Enterprise Linux Desktop (v. 5 client) kernel 2.6.18-128.1.6.el5, kernel-PAE 2.6.18-128.1.6.el5, kernel-xen 2.6.18-128.1.6.el5, kernel-kdump 2.6.18-128.1.6.el5, kernel-debuginfo-common 2.6.18-128.1.6.el5
    fixed: vendor fix RHSA-2009:0326
  • Red Hat Enterprise Linux Desktop version 4 kernel 2.6.9-78.0.17.EL, kernel-smp 2.6.9-78.0.17.EL, kernel-xenU 2.6.9-78.0.17.EL, kernel-hugemem 2.6.9-78.0.17.EL, kernel-largesmp 2.6.9-78.0.17.EL Red Hat Enterprise Linux ES version 4 kernel 2.6.9-78.0.17.EL, kernel-smp 2.6.9-78.0.17.EL, kernel-xenU 2.6.9-78.0.17.EL, kernel-hugemem 2.6.9-78.0.17.EL, kernel-largesmp 2.6.9-78.0.17.EL Red Hat Enterprise Linux WS version 4 kernel 2.6.9-78.0.17.EL, kernel-smp 2.6.9-78.0.17.EL, kernel-xenU 2.6.9-78.0.17.EL, kernel-hugemem 2.6.9-78.0.17.EL, kernel-largesmp 2.6.9-78.0.17.EL
    fixed: vendor fix RHSA-2009:0331

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

0.50% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
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.