The parisc_show_stack function in arch/parisc/kernel/traps.c in the Linux kernel before 2.6.28-rc7 on PA-RISC allows local users to cause a denial of service (system crash) via vectors associated with an attempt to unwind a stack that contains userspace addresses
Published Dec 9, 2008
4.9
MEDIUMCVSS 2.0
EPSS 0.38%
Description
The parisc_show_stack function in arch/parisc/kernel/traps.c in the Linux kernel before 2.6.28-rc7 on PA-RISC allows local users to cause a denial of service (system crash) via vectors associated with an attempt to unwind a stack that contains userspace addresses.
Affected products
No data.
- ≤ 2.6.28
- 2.2.27
- 2.4.36
- 2.4.36.1
- 2.4.36.2
- 2.4.36.3
- 2.4.36.4
- 2.4.36.5
- 2.4.36.6
- 2.6
- 2.6.18
- 2.6.18
- 2.6.18
- 2.6.18
- 2.6.18
- 2.6.18
- 2.6.18
- 2.6.18
- 2.6.19.4
- 2.6.19.5
- 2.6.19.6
- 2.6.19.7
- 2.6.20.16
- 2.6.20.17
- 2.6.20.18
- 2.6.20.19
- 2.6.20.20
- 2.6.20.21
- 2.6.21.5
- 2.6.21.6
- 2.6.21.7
- 2.6.22
- 2.6.22.1
- 2.6.22.2
- 2.6.22.8
- 2.6.22.9
- 2.6.22.10
- 2.6.22.11
- 2.6.22.12
- 2.6.22.13
- 2.6.22.14
- 2.6.22.15
- 2.6.22.17
- 2.6.22.18
- 2.6.22.19
- 2.6.22.20
- 2.6.22.21
- 2.6.22.22
- 2.6.22_rc1
- 2.6.22_rc7
- 2.6.23
- 2.6.23.8
- 2.6.23.9
- 2.6.23.10
- 2.6.23.11
- 2.6.23.12
- 2.6.23.13
- 2.6.23.15
- 2.6.23.16
- 2.6.23.17
- 2.6.23_rc1
- 2.6.24
- 2.6.24.1
- 2.6.24.2
- 2.6.24.3
- 2.6.24.4
- 2.6.24.5
- 2.6.24.6
- 2.6.24.7
- 2.6.24_rc1
- 2.6.24_rc4
- 2.6.24_rc5
- 2.6.25
- 2.6.25
- 2.6.25.1
- 2.6.25.1
- 2.6.25.2
- 2.6.25.2
- 2.6.25.3
- 2.6.25.3
- 2.6.25.4
- 2.6.25.4
- 2.6.25.5
- 2.6.25.5
- 2.6.25.6
- 2.6.25.6
- 2.6.25.7
- 2.6.25.7
- 2.6.25.8
- 2.6.25.8
- 2.6.25.9
- 2.6.25.9
- 2.6.25.10
- 2.6.25.10
- 2.6.25.11
- 2.6.25.11
- 2.6.25.12
- 2.6.25.12
- 2.6.25.13
- 2.6.25.14
- 2.6.25.15
- 2.6.25.16
- 2.6.25.17
- 2.6.26
- 2.6.26.1
- 2.6.26.2
- 2.6.26.3
- 2.6.26.4
- 2.6.26.5
- 2.6.27
- 2.6.28
- 2.6.28
- 2.6.28
- 2.6.28
- 2.6.28
- 2.6.28
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5 or Red Hat Enterprise MRG. Red Hat does not provide support for the Linux kernel on the PA-RISC architecture.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.38% (0.00378) | 29.44th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.38% (0.00378) | 29.37th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00060) | 15.89th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 22, 2023 | 1.28% (0.01282) | 68.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
References (15)
- http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.27.y.git%3Ba=commit%3Bh=7a3f5134a8f5bd7fa38b5645eef05e8a4eb62951 x_refsource_CONFIRM
- http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.28-rc7 x_refsource_CONFIRM
- http://marc.info/?l=linux-parisc&m=121736357203624&w=2 mailing-listx_refsource_MLIST
- http://secunia.com/advisories/32933 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/33756 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/34981 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/35011 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2009/dsa-1787 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2009/dsa-1794 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/32636 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/usn-715-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2008-5395 Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/47075 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2008-5395
- https://www.cve.org/CVERecord?id=CVE-2008-5395
Change history (0)
No recorded changes yet.