xorg-x11-server: File existence disclosure vulnerability
Published Jul 3, 2012
1.2
LOWCVSS 2.0
EPSS 0.37%
Description
The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to determine the existence of arbitrary files via a symlink attack on a temporary lock file, which is handled differently if the file exists.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
xorg-x11-server-0:1.1.1-48.90.el5
Fixed · RHSA-2012:0303
Red Hat Enterprise Linux 6
xorg-x11-server-0:1.10.6-1.el6
Fixed · RHSA-2012:0939
Red Hat Enterprise Linux 4
xorg-x11
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | xorg-x11-server-0:1.1.1-48.90.el5 | Fixed | RHSA-2012:0303 |
| Red Hat Enterprise Linux 6 | xorg-x11-server-0:1.10.6-1.el6 | Fixed | RHSA-2012:0939 |
| Red Hat Enterprise Linux 4 | xorg-x11 | Will not fix | n/a |
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:H/Au:N/C:P/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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.37% (0.00372) | 28.74th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.37% (0.00372) | 28.77th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.05% (0.00046) | 11.19th | 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 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
References (10)
- http://cgit.freedesktop.org/xorg/xserver/commit/?id=6ba44b91e37622ef8c146d8f2ac92d708a18ed34 x_refsource_CONFIRM
- http://lists.freedesktop.org/archives/xorg-announce/2011-October/001744.html
- http://lists.freedesktop.org/archives/xorg/2011-October/053680.html mailing-listx_refsource_MLIST
- http://rhn.redhat.com/errata/RHSA-2012-0939.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/46460 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/49579 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- https://access.redhat.com/security/cve/CVE-2011-4028 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=745755 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2011-4028
- https://www.cve.org/CVERecord?id=CVE-2011-4028
| Link | Providers | Tags |
|---|---|---|
| http://cgit.freedesktop.org/xorg/xserver/commit/?id=6ba44b91e37622ef8c146d8f2ac92d708a18ed34 | x_refsource_CONFIRM | |
| http://lists.freedesktop.org/archives/xorg-announce/2011-October/001744.html | ||
| http://lists.freedesktop.org/archives/xorg/2011-October/053680.html | mailing-listx_refsource_MLIST | |
| http://rhn.redhat.com/errata/RHSA-2012-0939.html | vendor-advisoryx_refsource_REDHAT | |
| http://secunia.com/advisories/46460 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/49579 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2011-4028 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=745755 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2011-4028 | ||
| https://www.cve.org/CVERecord?id=CVE-2011-4028 |
Change history (0)
No recorded changes yet.