kernel: rhel5 commit 6865201191 caused deadlock
Published Dec 30, 2010
4.9
MEDIUMCVSS 2.0
EPSS 0.51%
Description
The udp_queue_rcv_skb function in net/ipv4/udp.c in a certain Red Hat build of the Linux kernel 2.6.18 in Red Hat Enterprise Linux (RHEL) 5 allows attackers to cause a denial of service (deadlock and system hang) by sending UDP traffic to a socket that has a crafted socket filter, a related issue to CVE-2010-4158.
Affected products
No data.
- 2.6.18
- 5
No data.
Red Hat Enterprise Linux 5
kernel-0:2.6.18-194.32.1.el5
Fixed · RHSA-2011:0004
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel-0:2.6.18-194.32.1.el5 | Fixed | RHSA-2011:0004 |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 4 as it did not backport the upstream commit 93821778 that introduced this. It did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG as they have backported the upstream commit fda9ef5d that addressed this. Future kernel update in Red Hat Enterprise Linux 5 may address this flaw.
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 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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.51% (0.00510) | 41.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.51% (0.00510) | 39.23th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.12% (0.00120) | 28.48th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.10% (0.00103) | 43.76th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.10% (0.00103) | 42.56th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00103) | 40.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.28% (0.01282) | 67.79th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.55% (0.01547) | 74.40th | 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 (14)
- http://secunia.com/advisories/42789 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/46397 third-party-advisoryx_refsource_SECUNIA
- http://www.redhat.com/support/errata/RHSA-2011-0004.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/archive/1/514845 mailing-listx_refsource_BUGTRAQExploit
- http://www.securityfocus.com/archive/1/520102/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.spinics.net/lists/netdev/msg146404.html mailing-listx_refsource_MLISTPatch
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html x_refsource_CONFIRM
- http://www.vupen.com/english/advisories/2011/0024 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2010-4161 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=651698 x_refsource_CONFIRMPatch
- https://bugzilla.redhat.com/show_bug.cgi?id=652534 x_refsource_CONFIRMExploitIssue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64497 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2010-4161
- https://www.cve.org/CVERecord?id=CVE-2010-4161
Change history (0)
No recorded changes yet.