kernel: [x86_64] The string instruction version didn't zero the output on exception.
Published Jun 30, 2008
4.9
MEDIUMCVSS 2.0
EPSS 0.57%
Description
arch/x86_64/lib/copy_user.S in the Linux kernel before 2.6.19 on some AMD64 systems does not erase destination memory locations after an exception during kernel memory copy, which allows local users to obtain sensitive information.
Affected products
No data.
- < 2.6.19
No data.
MRG for RHEL-5
kernel-rt-0:2.6.24.7-74.el5rt
Fixed · RHSA-2008:0585
Red Hat Enterprise Linux 4
kernel-0:2.6.9-67.0.20.EL
Fixed · RHSA-2008:0508
Red Hat Enterprise Linux 5
kernel-0:2.6.18-92.1.6.el5
Fixed · RHSA-2008:0519
| Product | Package | State | Advisory |
|---|---|---|---|
| MRG for RHEL-5 | kernel-rt-0:2.6.24.7-74.el5rt | Fixed | RHSA-2008:0585 |
| Red Hat Enterprise Linux 4 | kernel-0:2.6.9-67.0.20.EL | Fixed | RHSA-2008:0508 |
| Red Hat Enterprise Linux 5 | kernel-0:2.6.18-92.1.6.el5 | Fixed | RHSA-2008:0519 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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:C/I:N/A:N
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 1, 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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.57% (0.00570) | 45.18th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.57% (0.00570) | 42.50th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00079) | 20.92th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00044) | 12.18th | v3 (v2023.03.01) |
| Jun 10, 2024 | 0.04% (0.00044) | 10.24th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 8.24th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01547) | 74.98th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.55% (0.01547) | 74.94th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01547) | 72.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.55% (0.01547) | 51.82th | v2 (v2022.01.01) |
References (20)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=3022d734a54cbd2b65eea9a024564821101b4a9a%3Bhp=f0f4c3432e5e1087b3a8c0e6bd4113d3c37497ff x_refsource_CONFIRM
- http://rhn.redhat.com/errata/RHSA-2008-0508.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://secunia.com/advisories/30849 third-party-advisoryx_refsource_SECUNIABroken Link
- http://secunia.com/advisories/30850 third-party-advisoryx_refsource_SECUNIABroken Link
- http://secunia.com/advisories/31107 third-party-advisoryx_refsource_SECUNIABroken Link
- http://secunia.com/advisories/31551 third-party-advisoryx_refsource_SECUNIABroken Link
- http://secunia.com/advisories/31628 third-party-advisoryx_refsource_SECUNIABroken Link
- http://www.debian.org/security/2008/dsa-1630 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:174 vendor-advisoryx_refsource_MANDRIVABroken Link
- http://www.redhat.com/support/errata/RHSA-2008-0519.html vendor-advisoryx_refsource_REDHATBroken Link
- http://www.redhat.com/support/errata/RHSA-2008-0585.html vendor-advisoryx_refsource_REDHATBroken Link
- http://www.securityfocus.com/bid/29943 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1020364 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/usn-625-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2008-2729 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=451271 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/43558 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://nvd.nist.gov/vuln/detail/CVE-2008-2729
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11571 vdb-entrysignaturex_refsource_OVALTool Signature
- https://www.cve.org/CVERecord?id=CVE-2008-2729
Change history (0)
No recorded changes yet.