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CVE-2006-2448
Linux kernel before 2.6.16.21 and 2.6.17, when running on PowerPC, does not perform certain required access_ok checks, which allows local…
- 5.6MediumCVSS base score
- 0.37%Exploitation in 30 daysEPSS · top 69% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Linux kernel before 2.6.16.21 and 2.6.17, when running on PowerPC, does not perform certain required access_ok checks, which allows local users to read arbitrary kernel memory on 64-bit systems (signal_64.c) and cause a denial of service (crash) and possibly read kernel memory on 32-bit systems (signal_32.c).
Timeline
ID reserved
By redhat
- 36 days later
· 36 days later
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.6 | AV:L/AC:H/Au:N/C:C/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.37% · top 69% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.6.
Affected products
n/a
- affected n/a
References
20
- 20703 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2006-2451 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- SUSE-SA:2006:042 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 20060623 rPSA-2006-0110-1 kernel (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- SUSE-SA:2006:047 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- oval:org.mitre.oval:def:10040 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7c85d1f9d358b24c5b05c3a2783a78423775a080 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 2006-0037 (opens in a new tab)vendor-advisoryx_refsource_TRUSTIXx_transferred
- RHSA-2006:0575 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=194215 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-311-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.16.21 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 21465 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20831 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 21498 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 18616 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2006-200.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- 22417 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20991 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 21179 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2006-2449 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2006-2448)Record last updated .