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Fencer Vulns
medium 5.0

CVE-2007-5938 json

The iwl_set_rate function in compatible/iwl3945-base.c in iwlwifi 1.1.21 and earlier dereferences an iwl_get_hw_mode return value without c…

published 2007-12-06 18 y ago modified 2026-06-16 4 mo ago also EUVD-2007-5908

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

The iwl_set_rate function in compatible/iwl3945-base.c in iwlwifi 1.1.21 and earlier dereferences an iwl_get_hw_mode return value without checking for NULL, which might allow remote attackers to cause a denial of service (kernel panic) via unspecified vectors during module initialization.

Patch / fix

  • kernel RHEL 5 2.6.18-53.1.14.el5
  • kernel-PAE RHEL 5 2.6.18-53.1.14.el5
  • kernel-xen RHEL 5 2.6.18-53.1.14.el5
  • kernel-kdump RHEL 5 2.6.18-53.1.14.el5
  • kernel-debuginfo-common RHEL 5 2.6.18-53.1.14.el5

red hat advisories RHSA-2008:0154

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-2007-5938 updated

NULL dereference in iwl driver

  • Red Hat Enterprise Linux (v. 5 server) kernel 2.6.18-53.1.14.el5, kernel-PAE 2.6.18-53.1.14.el5, kernel-xen 2.6.18-53.1.14.el5, kernel-kdump 2.6.18-53.1.14.el5, kernel-debuginfo-common 2.6.18-53.1.14.el5 Red Hat Enterprise Linux Desktop (v. 5 client) kernel 2.6.18-53.1.14.el5, kernel-PAE 2.6.18-53.1.14.el5, kernel-xen 2.6.18-53.1.14.el5, kernel-kdump 2.6.18-53.1.14.el5, kernel-debuginfo-common 2.6.18-53.1.14.el5
    fixed: vendor fix RHSA-2008:0154

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

2.14% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.gentoo.org http://bugs.gentoo.org/show_bug.cgi?id=199209 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

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.