CVEvulnerability

CVE-2007-0257

7.8 HIGH Published 2007-01-16 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2007-01-16
Last modified
2026-06-16
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C

Description

Unspecified vulnerability in the expand_stack function in grsecurity PaX allows local users to gain privileges via unspecified vectors. NOTE: the grsecurity developer has disputed this issue, stating that "the function they claim the vulnerability to be in is a trivial function, which can, and has been, easily checked for any supposed vulnerabilities." The developer also cites a past disclosure that was not proven. As of 20070120, the original researcher has released demonstration code

Affected configurations

• grsecurity grsecurity kernel patch 1.9.4 • grsecurity grsecurity kernel patch 2.0.1 • grsecurity grsecurity kernel patch 2.0.2 • grsecurity grsecurity kernel patch 2.1.0 • grsecurity grsecurity kernel patch 2.1.1 • grsecurity grsecurity kernel patch 2.1.2 • grsecurity grsecurity kernel patch 2.1.3 • grsecurity grsecurity kernel patch 2.1.4 • grsecurity grsecurity kernel patch 2.1.5 • grsecurity grsecurity kernel patch 2.1.6 • grsecurity grsecurity kernel patch 2.1.7 • grsecurity grsecurity kernel patch 2.1.8

References