#VU99989 Integer underflow in Linux kernel - CVE-2001-1394
Vulnerability identifier: #VU99989
Vulnerability risk: Low
CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-191
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local user to perform service disruption.
Signedness error in (1) getsockopt and (2) setsockopt for Linux kernel before 2.2.19 allows local users to cause a denial of service.
Mitigation
Install update from vendor's repository.
Vulnerable software versions
Linux kernel: All versions
External links
https://marc.info/?l=bugtraq&m=98575345009963&w=2
https://marc.info/?l=bugtraq&m=98637996127004&w=2
https://marc.info/?l=bugtraq&m=98653252326445&w=2
https://marc.info/?l=bugtraq&m=98684172109474&w=2
https://marc.info/?l=bugtraq&m=98759029811377&w=2
https://marc.info/?l=bugtraq&m=98775114228203&w=2
https://marc.info/?l=bugtraq&m=99013830726309&w=2
https://www.linux.org.uk/VERSION/relnotes.2219.html
https://www.redhat.com/support/errata/RHSA-2001-047.html
https://www.debian.org/security/2001/dsa-047
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
