What’s Vulnerable › Vulnerabilities

CVE-2001-1399

• 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: 2001-04-17 · updated 2026-06-16

Description

Certain operations in Linux kernel before 2.2.19 on the x86 architecture copy the wrong number of bytes, which might allow attackers to modify memory, aka "User access asm bug on x86."

Affected products

• Linux kernel: through 2.2.19

References

• http://marc.info/?l=bugtraq&m=98575345009963&w=2
• http://marc.info/?l=bugtraq&m=98637996127004&w=2
• http://marc.info/?l=bugtraq&m=98653252326445&w=2
• http://marc.info/?l=bugtraq&m=98684172109474&w=2
• http://marc.info/?l=bugtraq&m=98759029811377&w=2
• http://marc.info/?l=bugtraq&m=98775114228203&w=2
• http://marc.info/?l=bugtraq&m=99013830726309&w=2
• http://www.linux.org.uk/VERSION/relnotes.2219.html
• http://www.redhat.com/support/errata/RHSA-2001-047.html
• https://www.debian.org/security/2001/dsa-047
• http://marc.info/?l=bugtraq&m=98575345009963&w=2
• http://marc.info/?l=bugtraq&m=98637996127004&w=2

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