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Fencer Vulns
medium 6.8

CVE-2007-5904 json

Multiple buffer overflows in CIFS VFS in Linux kernel 2.6.23 and earlier allows remote attackers to cause a denial of service (crash) and p…

published 2007-11-09 18 y ago modified 2026-06-16 4 mo ago also EUVD-2007-5874

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

Multiple buffer overflows in CIFS VFS in Linux kernel 2.6.23 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via long SMB responses that trigger the overflows in the SendReceive function.

Patch / fix

  • kernel RHEL 5 2.6.18-53.1.6.el5
  • kernel-PAE RHEL 5 2.6.18-53.1.6.el5
  • kernel-xen RHEL 5 2.6.18-53.1.6.el5
  • kernel-kdump RHEL 5 2.6.18-53.1.6.el5
  • kernel-debuginfo-common RHEL 5 2.6.18-53.1.6.el5
  • kernel RHEL 4 2.6.9-67.0.7.EL
  • kernel-smp RHEL 4 2.6.9-67.0.7.EL
  • kernel-xenU RHEL 4 2.6.9-67.0.7.EL

red hat advisories RHSA-2008:0089RHSA-2008:0167

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-2007-5904 updated

Buffer overflow in CIFS VFS

  • Red Hat Enterprise Linux (v. 5 server) kernel 2.6.18-53.1.6.el5, kernel-PAE 2.6.18-53.1.6.el5, kernel-xen 2.6.18-53.1.6.el5, kernel-kdump 2.6.18-53.1.6.el5, kernel-debuginfo-common 2.6.18-53.1.6.el5
    fixed: vendor fix RHSA-2008:0089
  • Red Hat Enterprise Linux AS version 4 kernel 2.6.9-67.0.7.EL, kernel-smp 2.6.9-67.0.7.EL, kernel-xenU 2.6.9-67.0.7.EL, kernel-hugemem 2.6.9-67.0.7.EL, kernel-largesmp 2.6.9-67.0.7.EL
    fixed: vendor fix RHSA-2008:0167
  • Red Hat Enterprise Linux Desktop (v. 5 client) kernel 2.6.18-53.1.6.el5, kernel-PAE 2.6.18-53.1.6.el5, kernel-xen 2.6.18-53.1.6.el5, kernel-kdump 2.6.18-53.1.6.el5, kernel-debuginfo-common 2.6.18-53.1.6.el5
    fixed: vendor fix RHSA-2008:0089
  • Red Hat Enterprise Linux Desktop version 4 kernel 2.6.9-67.0.7.EL, kernel-smp 2.6.9-67.0.7.EL, kernel-xenU 2.6.9-67.0.7.EL, kernel-hugemem 2.6.9-67.0.7.EL, kernel-largesmp 2.6.9-67.0.7.EL Red Hat Enterprise Linux ES version 4 kernel 2.6.9-67.0.7.EL, kernel-smp 2.6.9-67.0.7.EL, kernel-xenU 2.6.9-67.0.7.EL, kernel-hugemem 2.6.9-67.0.7.EL, kernel-largesmp 2.6.9-67.0.7.EL Red Hat Enterprise Linux WS version 4 kernel 2.6.9-67.0.7.EL, kernel-smp 2.6.9-67.0.7.EL, kernel-xenU 2.6.9-67.0.7.EL, kernel-hugemem 2.6.9-67.0.7.EL, kernel-largesmp 2.6.9-67.0.7.EL
    fixed: vendor fix RHSA-2008:0167

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

2.38% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:A/AC:H/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
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.