#VU99742 Use after free in Linux kernel - CVE-2001-1397
Vulnerability identifier: #VU99742
Vulnerability risk: Low
CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-416
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 corrupt data.
The System V (SYS5) shared memory implementation for Linux kernel before 2.2.19 could allow attackers to modify recently freed memory.
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.
