CVE-2008-2931
The do_change_type function in fs/namespace.c in the Linux kernel before 2.6.22 does not verify that the caller has the CAP_SYS_ADMIN capability, which allows local users to gain privileges or cause a denial of service by modifying the properties of a…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The do_change_type function in fs/namespace.c in the Linux kernel before 2.6.22 does not verify that the caller has the CAP_SYS_ADMIN capability, which allows local users to gain privileges or cause a denial of service by modifying the properties of a mountpoint.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.38% probability · 31th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-269
- Affected
- linux/linux kernel · debian/debian linux · novell/suse linux enterprise desktop · novell/suse linux enterprise server · opensuse/opensuse · canonical/ubuntu linux
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=ee6f958291e2a768fd727e7a67badfff0b67711a
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22Broken Link
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00007.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00012.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00003.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.htmlMailing List, Third Party Advisory
- http://secunia.com/advisories/30982Broken Link
- http://secunia.com/advisories/31551Broken Link
- http://secunia.com/advisories/31614Broken Link
- http://secunia.com/advisories/32023Broken Link
- http://secunia.com/advisories/32759Broken Link
- http://www.debian.org/security/2008/dsa-1630Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2008/07/08/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2008/07/08/4Mailing List, Third Party Advisory
- http://www.redhat.com/support/errata/RHSA-2008-0885.htmlBroken Link
- http://www.securityfocus.com/bid/30126Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=454388Issue Tracking, Patch, Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/43696Third Party Advisory, VDB Entry
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10437Third Party Advisory
- https://usn.ubuntu.com/637-1/Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=ee6f958291e2a768fd727e7a67badfff0b67711a
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22Broken Link
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00007.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00012.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00003.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.htmlMailing List, Third Party Advisory
- http://secunia.com/advisories/30982Broken Link
- http://secunia.com/advisories/31551Broken Link
- http://secunia.com/advisories/31614Broken Link
- http://secunia.com/advisories/32023Broken Link
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.