CVE-2005-0530

Signedness error in the copy_from_read_buf function in n_tty.c for Linux kernel 2.6.10 and 2.6...

2.1 Low

Signedness error in the copy_from_read_buf function in n_tty.c for Linux kernel 2.6.10 and 2.6.11rc1 allows local users to read kernel memory via a negative argument.

Exploit likelihood

0.47%Down 0.6 points since Feb 4, 2022

What each source reports

NVD Score used 2.1

Signedness error in the copy_from_read_buf function in n_tty.c for Linux kernel 2.6.10 and 2.6.11rc1 allows local users to read kernel memory via a negative argument.

Record: CVE-2005-0530
CVSS 2.0: 2.1 LowAV:L/AC:L/Au:N/C:P/I:N/A:N
Updated: 2026-11-02

CVE List No score

Signedness error in the copy_from_read_buf function in n_tty.c for Linux kernel 2.6.10 and 2.6.11rc1 allows local users to read kernel memory via a negative argument.

Record: CVE-2005-0530
Updated: 2026-11-02

EUVDEUVD-2005-0531 No score

Signedness error in the copy_from_read_buf function in n_tty.c for Linux kernel 2.6.10 and 2.6.11rc1 allows local users to read kernel memory via a negative argument.

Record: EUVD-2005-0531
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4hrp-fqpc-vp7h No score

Signedness error in the copy_from_read_buf function in n_tty.c for Linux kernel 2.6.10 and 2.6...

Signedness error in the copy_from_read_buf function in n_tty.c for Linux kernel 2.6.10 and 2.6.11rc1 allows local users to read kernel memory via a negative argument.

Record: GHSA-4hrp-fqpc-vp7h
Updated: 2026-11-02

Affected products

linux kernel

Affected packages

Affected packages
Package	Affected	Fixed
`kernel` Red Hat:enterprise_linux:4::as From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-debuginfo` Red Hat:enterprise_linux:4::as From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-devel` Red Hat:enterprise_linux:4::as From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-doc` Red Hat:enterprise_linux:4::as From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-hugemem` Red Hat:enterprise_linux:4::as From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-hugemem-devel` Red Hat:enterprise_linux:4::as From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-smp` Red Hat:enterprise_linux:4::as From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-smp-devel` Red Hat:enterprise_linux:4::as From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel` Red Hat:enterprise_linux:4::desktop From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-debuginfo` Red Hat:enterprise_linux:4::desktop From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL

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Affected packages
Package	Affected	Fixed
`kernel-devel` Red Hat:enterprise_linux:4::desktop From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-doc` Red Hat:enterprise_linux:4::desktop From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-hugemem` Red Hat:enterprise_linux:4::desktop From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-hugemem-devel` Red Hat:enterprise_linux:4::desktop From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-smp` Red Hat:enterprise_linux:4::desktop From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-smp-devel` Red Hat:enterprise_linux:4::desktop From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel` Red Hat:enterprise_linux:4::es From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-debuginfo` Red Hat:enterprise_linux:4::es From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-devel` Red Hat:enterprise_linux:4::es From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-doc` Red Hat:enterprise_linux:4::es From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-hugemem` Red Hat:enterprise_linux:4::es From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-hugemem-devel` Red Hat:enterprise_linux:4::es From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-smp` Red Hat:enterprise_linux:4::es From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-smp-devel` Red Hat:enterprise_linux:4::es From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel` Red Hat:enterprise_linux:4::ws From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-debuginfo` Red Hat:enterprise_linux:4::ws From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-devel` Red Hat:enterprise_linux:4::ws From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-doc` Red Hat:enterprise_linux:4::ws From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-hugemem` Red Hat:enterprise_linux:4::ws From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-hugemem-devel` Red Hat:enterprise_linux:4::ws From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-smp` Red Hat:enterprise_linux:4::ws From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL
`kernel-smp-devel` Red Hat:enterprise_linux:4::ws From an advisory covering 18 CVEs	before 0:2.6.9-5.0.5.EL	0:2.6.9-5.0.5.EL

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2005-0530 is a low vulnerability (CVSS 2.1) in Linux Kernel, published February 24, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 41st percentile. No source names a fixed version.

References

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