cvs: Heap-based buffer overflow by applying RCS file changes
Published Nov 5, 2010
6.9
MEDIUMCVSS 2.0
EPSS 0.40%
Description
Array index error in the apply_rcs_change function in rcs.c in CVS 1.11.23 allows local users to gain privileges via an RCS file containing crafted delta fragment changes that trigger a heap-based buffer overflow.
Affected products
No data.
No data.
Red Hat Enterprise Linux 6
cvs-0:1.11.23-11.el6_0.1
Fixed · RHSA-2010:0918
Red Hat Enterprise Linux 4
cvs
Not affected
Red Hat Enterprise Linux 5
cvs
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | cvs-0:1.11.23-11.el6_0.1 | Fixed | RHSA-2010:0918 |
| Red Hat Enterprise Linux 4 | cvs | Not affected | n/a |
| Red Hat Enterprise Linux 5 | cvs | Not affected | 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:M/Au:N/C:C/I:C/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 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 | 0.40% (0.00396) | 31.34th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.39% (0.00392) | 30.78th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.13% (0.00129) | 29.81th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00044) | 11.92th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.04% (0.00044) | 10.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 8.31th | 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 (21)
- http://cvs.savannah.gnu.org/viewvc/cvs/ccvs/src/rcs.c?r1=1.262.4.65&r2=1.262.4.66&sortby=rev x_refsource_CONFIRMPatch
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050212.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050287.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-October/050090.html vendor-advisoryx_refsource_FEDORA
- http://secunia.com/advisories/41079 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/42041 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/42409 third-party-advisoryx_refsource_SECUNIA
- http://www.osvdb.org/68952 vdb-entryx_refsource_OSVDB
- http://www.redhat.com/support/errata/RHSA-2010-0918.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/bid/44528 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1024795 vdb-entryx_refsource_SECTRACK
- http://www.vupen.com/english/advisories/2010/2845 vdb-entryx_refsource_VUPENPatchVendor Advisory
- http://www.vupen.com/english/advisories/2010/2846 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2010/2869 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2010/2899 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2010/3080 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2010-3846 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=642146 x_refsource_CONFIRMPatchIssue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/62858 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2010-3846
- https://www.cve.org/CVERecord?id=CVE-2010-3846
Change history (0)
No recorded changes yet.