CVE-2003-1040

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2004-04-15 · updated 2026-06-16

Description

kmod in the Linux kernel does not set its uid, suid, gid, or sgid to 0, which allows local users to cause a denial of service (crash) by sending certain signals to kmod.

Affected products

Linux kernel: 2.4.0

References

http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000820
http://linux.bkbits.net:8080/linux-2.4/diffs/kernel/kmod.c%401.6?nav=index.html%7Csrc/%7Csrc/kernel%7Chist/kernel/kmod.c
http://www.novell.com/linux/security/advisories/2003_049_kernel.html
http://www.redhat.com/support/errata/RHSA-2004-065.html
http://www.redhat.com/support/errata/RHSA-2004-069.html
http://www.redhat.com/support/errata/RHSA-2004-106.html
http://www.redhat.com/support/errata/RHSA-2004-188.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/15577
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9423
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000820

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