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Fencer Vulns
low 1.9

CVE-2007-3848 json

Linux kernel 2.4.35 and other versions allows local users to send arbitrary signals to a child process that is running at higher privileges…

published 2007-08-14 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-3832

cvss
1.9
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 30%
public exploits
0
none known

Summary

Linux kernel 2.4.35 and other versions allows local users to send arbitrary signals to a child process that is running at higher privileges by causing a setuid-root parent process to die, which delivers an attacker-controlled parent process death signal (PR_SET_PDEATHSIG).

Patch / fix

  • kernel RHEL 2.1 2.4.9-e.74
  • kernel-smp RHEL 2.1 2.4.9-e.74
  • kernel-BOOT RHEL 2.1 2.4.9-e.74
  • kernel-source RHEL 2.1 2.4.9-e.74
  • kernel-summit RHEL 2.1 2.4.9-e.74
  • kernel-enterprise RHEL 2.1 2.4.9-e.74
  • kernel RHEL 2.1 2.4.18-e.67
  • kernel-smp RHEL 2.1 2.4.18-e.67

red hat advisories RHSA-2009:0001RHSA-2008:0787RHSA-2007:1049RHSA-2007:0940RHSA-2007:0939

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-2007-3848 updated

Privilege escalation via PR_SET_PDEATHSIG

  • Red Hat Desktop version 3 kernel 2.4.21-53.EL, kernel-smp 2.4.21-53.EL, kernel-BOOT 2.4.21-53.EL, kernel-source 2.4.21-53.EL, kernel-hugemem 2.4.21-53.EL, kernel-unsupported 2.4.21-53.EL, +2 more
    fixed: vendor fix RHSA-2007:1049
  • Red Hat Enterprise Linux (v. 5 server) kernel 2.6.18-8.1.15.el5, kernel-PAE 2.6.18-8.1.15.el5, kernel-xen 2.6.18-8.1.15.el5, kernel-kdump 2.6.18-8.1.15.el5, kernel-debuginfo-common 2.6.18-8.1.15.el5
    fixed: vendor fix RHSA-2007:0940
  • Red Hat Enterprise Linux AS (Advanced Server) version 2.1 kernel 2.4.9-e.74, kernel 2.4.18-e.67, kernel-smp 2.4.9-e.74, kernel-BOOT 2.4.9-e.74, kernel-smp 2.4.18-e.67, kernel-source 2.4.9-e.74, +3 more
    fixed: vendor fix RHSA-2008:0787
  • Red Hat Enterprise Linux AS version 3 kernel 2.4.21-53.EL, kernel-smp 2.4.21-53.EL, kernel-BOOT 2.4.21-53.EL, kernel-source 2.4.21-53.EL, kernel-hugemem 2.4.21-53.EL, kernel-unsupported 2.4.21-53.EL, +2 more
    fixed: vendor fix RHSA-2007:1049
  • Red Hat Enterprise Linux AS version 4 kernel 2.6.9-55.0.12.EL, kernel-smp 2.6.9-55.0.12.EL, kernel-xenU 2.6.9-55.0.12.EL, kernel-hugemem 2.6.9-55.0.12.EL, kernel-largesmp 2.6.9-55.0.12.EL
    fixed: vendor fix RHSA-2007:0939
  • Red Hat Enterprise Linux Desktop (v. 5 client) kernel 2.6.18-8.1.15.el5, kernel-PAE 2.6.18-8.1.15.el5, kernel-xen 2.6.18-8.1.15.el5, kernel-kdump 2.6.18-8.1.15.el5, kernel-debuginfo-common 2.6.18-8.1.15.el5
    fixed: vendor fix RHSA-2007:0940
  • Red Hat Enterprise Linux Desktop version 4 kernel 2.6.9-55.0.12.EL, kernel-smp 2.6.9-55.0.12.EL, kernel-xenU 2.6.9-55.0.12.EL, kernel-hugemem 2.6.9-55.0.12.EL, kernel-largesmp 2.6.9-55.0.12.EL
    fixed: vendor fix RHSA-2007:0939
  • Red Hat Enterprise Linux ES version 2.1 kernel 2.4.9-e.74, kernel-smp 2.4.9-e.74, kernel-BOOT 2.4.9-e.74, kernel-source 2.4.9-e.74, kernel-summit 2.4.9-e.74, kernel-enterprise 2.4.9-e.74
    fixed: vendor fix RHSA-2009:0001
show 6 more
  • Red Hat Enterprise Linux ES version 3 kernel 2.4.21-53.EL, kernel-smp 2.4.21-53.EL, kernel-BOOT 2.4.21-53.EL, kernel-source 2.4.21-53.EL, kernel-hugemem 2.4.21-53.EL, kernel-unsupported 2.4.21-53.EL, +2 more
    fixed: vendor fix RHSA-2007:1049
  • Red Hat Enterprise Linux ES version 4 kernel 2.6.9-55.0.12.EL, kernel-smp 2.6.9-55.0.12.EL, kernel-xenU 2.6.9-55.0.12.EL, kernel-hugemem 2.6.9-55.0.12.EL, kernel-largesmp 2.6.9-55.0.12.EL
    fixed: vendor fix RHSA-2007:0939
  • Red Hat Enterprise Linux WS version 2.1 kernel 2.4.9-e.74, kernel-smp 2.4.9-e.74, kernel-BOOT 2.4.9-e.74, kernel-source 2.4.9-e.74, kernel-summit 2.4.9-e.74, kernel-enterprise 2.4.9-e.74
    fixed: vendor fix RHSA-2009:0001
  • Red Hat Enterprise Linux WS version 3 kernel 2.4.21-53.EL, kernel-smp 2.4.21-53.EL, kernel-BOOT 2.4.21-53.EL, kernel-source 2.4.21-53.EL, kernel-hugemem 2.4.21-53.EL, kernel-unsupported 2.4.21-53.EL, +2 more
    fixed: vendor fix RHSA-2007:1049
  • Red Hat Enterprise Linux WS version 4 kernel 2.6.9-55.0.12.EL, kernel-smp 2.6.9-55.0.12.EL, kernel-xenU 2.6.9-55.0.12.EL, kernel-hugemem 2.6.9-55.0.12.EL, kernel-largesmp 2.6.9-55.0.12.EL
    fixed: vendor fix RHSA-2007:0939
  • Red Hat Linux Advanced Workstation 2.1 kernel 2.4.18-e.67, kernel-smp 2.4.18-e.67, kernel-source 2.4.18-e.67
    fixed: vendor fix RHSA-2008:0787

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 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 1.9 AV:L/AC:M/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.