glibc: calloc may return non-zero memory
Published Apr 8, 2016
7.5
HIGHCVSS 3.0
EPSS 2.24%
Description
The calloc function in the glibc package in Red Hat Enterprise Linux (RHEL) 6.7 and 7.2 does not properly initialize memory areas, which might allow context-dependent attackers to cause a denial of service (hang or crash) via unspecified vectors.
Affected products
No data.
- 6.7
- 7.2
- 7.0
- 7.0
- 7.2
- 7.0
- 7.2
- 7.2
- 7.0
No data.
Red Hat Enterprise Linux 6
glibc-0:2.12-1.166.el6_7.1
Fixed · RHBA-2015:1465
Red Hat Enterprise Linux 7
glibc-0:2.17-106.el7_2.4
Fixed · RHSA-2016:0176
Red Hat Enterprise Linux 5
glibc
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | glibc-0:2.12-1.166.el6_7.1 | Fixed | RHBA-2015:1465 |
| Red Hat Enterprise Linux 7 | glibc-0:2.17-106.el7_2.4 | Fixed | RHSA-2016:0176 |
| Red Hat Enterprise Linux 5 | glibc | 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.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:L/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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.24% (0.02238) | 82.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.20% (0.02195) | 80.09th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.00% (0.01000) | 74.97th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.63% (0.02625) | 76.11th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.00% (0.01000) | 75.44th | v4 (v2025.03.14) |
| Dec 17, 2024 | 2.19% (0.02192) | 89.07th | v3 (v2023.03.01) |
| Apr 5, 2024 | 1.03% (0.01025) | 83.51th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.03% (0.01025) | 81.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.11% (0.01108) | 54.62th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.54% (0.01537) | 73.85th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
References (10)
- http://rhn.redhat.com/errata/RHSA-2016-0176.html vendor-advisoryx_refsource_REDHATVendor Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html x_refsource_CONFIRM
- http://www.securityfocus.com/bid/84172 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2015-5229 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1246713 x_refsource_CONFIRMVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1256285 x_refsource_CONFIRMVendor AdvisoryIssue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=1293976 x_refsource_CONFIRMVendor Advisory
- https://kc.mcafee.com/corporate/index?page=content&id=SB10150 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2015-5229
- https://www.cve.org/CVERecord?id=CVE-2015-5229
| Link | Providers | Tags |
|---|---|---|
| http://rhn.redhat.com/errata/RHSA-2016-0176.html | vendor-advisoryx_refsource_REDHATVendor Advisory | |
| http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html | x_refsource_CONFIRM | |
| http://www.securityfocus.com/bid/84172 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2015-5229 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1246713 | x_refsource_CONFIRMVendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1256285 | x_refsource_CONFIRMVendor AdvisoryIssue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1293976 | x_refsource_CONFIRMVendor Advisory | |
| https://kc.mcafee.com/corporate/index?page=content&id=SB10150 | x_refsource_CONFIRM | |
| https://nvd.nist.gov/vuln/detail/CVE-2015-5229 | ||
| https://www.cve.org/CVERecord?id=CVE-2015-5229 |
Change history (0)
No recorded changes yet.