postgresql: double-free after authentication timeout
Published May 28, 2015
4.3
MEDIUMCVSS 2.0
EPSS 8.51%
Description
Double free vulnerability in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 allows remote attackers to cause a denial of service (crash) by closing an SSL session at a time when the authentication timeout will expire during the session shutdown sequence.
Affected products
No data.
Configuration 1
- 12.04
- 14.04
- 14.10
- 15.04
- 7.0
- 8.0
Configuration 2
- 5.0.2
Configuration 3
- ≤ 9.0.19
- 9.1
- 9.1.1
- 9.1.2
- 9.1.3
- 9.1.4
- 9.1.5
- 9.1.6
- 9.1.7
- 9.1.8
- 9.1.9
- 9.1.10
- 9.1.11
- 9.1.12
- 9.1.13
- 9.1.14
- 9.1.15
- 9.2
- 9.2.1
- 9.2.2
- 9.2.3
- 9.2.4
- 9.2.5
- 9.2.6
- 9.2.7
- 9.2.8
- 9.2.9
- 9.2.10
- 9.3
- 9.3.1
- 9.3.2
- 9.3.3
- 9.3.4
- 9.3.5
- 9.3.6
- 9.4.0
- 9.4.1
No data.
Red Hat Enterprise Linux 6
postgresql-0:8.4.20-3.el6_6
Fixed · RHSA-2015:1194
Red Hat Enterprise Linux 7
postgresql-0:9.2.13-1.ael7b_1
Fixed · RHSA-2015:1194
Red Hat Software Collections for Red Hat Enterprise Linux 6
postgresql92-postgresql-0:9.2.13-1.el6
Fixed · RHSA-2015:1195
Red Hat Software Collections for Red Hat Enterprise Linux 6
rh-postgresql94-postgresql-0:9.4.4-1.el6
Fixed · RHSA-2015:1196
Red Hat Software Collections for Red Hat Enterprise Linux 6.5 EUS
postgresql92-postgresql-0:9.2.13-1.el6
Fixed · RHSA-2015:1195
Red Hat Software Collections for Red Hat Enterprise Linux 6.5 EUS
rh-postgresql94-postgresql-0:9.4.4-1.el6
Fixed · RHSA-2015:1196
Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUS
postgresql92-postgresql-0:9.2.13-1.el6
Fixed · RHSA-2015:1195
Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUS
rh-postgresql94-postgresql-0:9.4.4-1.el6
Fixed · RHSA-2015:1196
Red Hat Software Collections for Red Hat Enterprise Linux 7
postgresql92-postgresql-0:9.2.13-1.el7
Fixed · RHSA-2015:1195
Red Hat Software Collections for Red Hat Enterprise Linux 7
rh-postgresql94-postgresql-0:9.4.4-1.el7
Fixed · RHSA-2015:1196
Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUS
postgresql92-postgresql-0:9.2.13-1.el7
Fixed · RHSA-2015:1195
Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUS
rh-postgresql94-postgresql-0:9.4.4-1.el7
Fixed · RHSA-2015:1196
CloudForms Management Engine 5
postgresql
Affected
CloudForms Management Engine 5
postgresql92-postgresql
Affected
Red Hat Enterprise Linux 5
postgresql
Affected
Red Hat Enterprise Linux 5
postgresql84
Affected
Red Hat Satellite 5
postgresql92
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | postgresql-0:8.4.20-3.el6_6 | Fixed | RHSA-2015:1194 |
| Red Hat Enterprise Linux 7 | postgresql-0:9.2.13-1.ael7b_1 | Fixed | RHSA-2015:1194 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 | postgresql92-postgresql-0:9.2.13-1.el6 | Fixed | RHSA-2015:1195 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 | rh-postgresql94-postgresql-0:9.4.4-1.el6 | Fixed | RHSA-2015:1196 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6.5 EUS | postgresql92-postgresql-0:9.2.13-1.el6 | Fixed | RHSA-2015:1195 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6.5 EUS | rh-postgresql94-postgresql-0:9.4.4-1.el6 | Fixed | RHSA-2015:1196 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUS | postgresql92-postgresql-0:9.2.13-1.el6 | Fixed | RHSA-2015:1195 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUS | rh-postgresql94-postgresql-0:9.4.4-1.el6 | Fixed | RHSA-2015:1196 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 | postgresql92-postgresql-0:9.2.13-1.el7 | Fixed | RHSA-2015:1195 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 | rh-postgresql94-postgresql-0:9.4.4-1.el7 | Fixed | RHSA-2015:1196 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUS | postgresql92-postgresql-0:9.2.13-1.el7 | Fixed | RHSA-2015:1195 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUS | rh-postgresql94-postgresql-0:9.4.4-1.el7 | Fixed | RHSA-2015:1196 |
| CloudForms Management Engine 5 | postgresql | Affected | n/a |
| CloudForms Management Engine 5 | postgresql92-postgresql | Affected | n/a |
| Red Hat Enterprise Linux 5 | postgresql | Affected | n/a |
| Red Hat Enterprise Linux 5 | postgresql84 | Affected | n/a |
| Red Hat Satellite 5 | postgresql92 | Affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This flaw has been rated as having Moderate security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
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:N/AC:M/Au:N/C:N/I:N/A:P
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 (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 8.51% (0.08505) | 94.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.57% (0.08565) | 94.36th | v5 (v2026.06.15) |
| May 13, 2026 | 8.33% (0.08329) | 92.35th | v4 (v2025.03.14) |
| Jan 28, 2026 | 9.71% (0.09710) | 92.72th | v4 (v2025.03.14) |
| Dec 28, 2025 | 8.53% (0.08530) | 92.09th | v4 (v2025.03.14) |
| Dec 27, 2025 | 7.30% (0.07299) | 91.40th | v4 (v2025.03.14) |
| Oct 28, 2025 | 8.53% (0.08530) | 91.98th | v4 (v2025.03.14) |
| Oct 27, 2025 | 7.30% (0.07299) | 91.27th | v4 (v2025.03.14) |
| Oct 1, 2025 | 8.53% (0.08530) | 92.07th | v4 (v2025.03.14) |
| May 20, 2025 | 7.30% (0.07299) | 91.16th | v4 (v2025.03.14) |
| Apr 12, 2025 | 8.33% (0.08329) | 91.51th | v4 (v2025.03.14) |
| Apr 10, 2025 | 15.29% (0.15287) | 94.07th | v4 (v2025.03.14) |
| Mar 19, 2025 | 8.33% (0.08329) | 91.22th | v4 (v2025.03.14) |
| Mar 17, 2025 | 6.14% (0.06144) | 90.12th | v4 (v2025.03.14) |
| Jan 7, 2025 | 15.30% (0.15305) | 95.86th | v3 (v2023.03.01) |
| Dec 17, 2024 | 16.60% (0.16601) | 96.00th | v3 (v2023.03.01) |
| Dec 12, 2024 | 8.54% (0.08543) | 94.72th | v3 (v2023.03.01) |
| Mar 7, 2023 | 8.49% (0.08491) | 93.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.78% (0.03779) | 84.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.78% (0.03779) | 67.21th | v2 (v2022.01.01) |
References (20)
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00004.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-1194.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-1195.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-1196.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2015/dsa-3269 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.debian.org/security/2015/dsa-3270 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.postgresql.org/about/news/1587/ x_refsource_CONFIRMVendor Advisory
- http://www.postgresql.org/docs/9.0/static/release-9-0-20.html x_refsource_CONFIRMRelease Notes
- http://www.postgresql.org/docs/9.1/static/release-9-1-16.html x_refsource_CONFIRMRelease Notes
- http://www.postgresql.org/docs/9.2/static/release-9-2-11.html x_refsource_CONFIRMRelease Notes
- http://www.postgresql.org/docs/9.3/static/release-9-3-7.html x_refsource_CONFIRMRelease Notes
- http://www.postgresql.org/docs/9.4/static/release-9-4-2.html x_refsource_CONFIRMRelease Notes
- http://www.securityfocus.com/bid/74787 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2621-1 vendor-advisoryx_refsource_UBUNTUVendor Advisory
- https://access.redhat.com/security/cve/CVE-2015-3165 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1221537 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2015-3165
- https://security.gentoo.org/glsa/201507-20 vendor-advisoryx_refsource_GENTOO
- https://support.apple.com/HT205219 x_refsource_CONFIRMThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2015-3165
Change history (0)
No recorded changes yet.