glibc: Stack overflow in nss_dns_getnetbyname_r
Published Jun 1, 2016
7.5
HIGHCVSS 3.0
EPSS 7.33%
Description
Stack-based buffer overflow in the nss_dns implementation of the getnetbyname function in GNU C Library (aka glibc) before 2.24 allows context-dependent attackers to cause a denial of service (stack consumption and application crash) via a long name.
Affected products
No data.
Configuration 3
- 23
Configuration 4
- 12.04
- 14.04
- 15.10
No data.
Red Hat Enterprise Linux 7
glibc-0:2.17-157.el7
Fixed · RHSA-2016:2573
Red Hat Enterprise Linux 5
compat-glibc
Will not fix
Red Hat Enterprise Linux 5
glibc
Will not fix
Red Hat Enterprise Linux 6
compat-glibc
Will not fix
Red Hat Enterprise Linux 6
glibc
Will not fix
Red Hat Enterprise Linux 7
compat-glibc
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | glibc-0:2.17-157.el7 | Fixed | RHSA-2016:2573 |
| Red Hat Enterprise Linux 5 | compat-glibc | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | glibc | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | compat-glibc | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | glibc | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | compat-glibc | 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
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/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 (23 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.33% (0.07335) | 94.21th | v5 (v2026.06.15) |
| Sep 22, 2026 | 7.33% (0.07335) | 94.11th | v5 (v2026.06.15) |
| Sep 21, 2026 | 6.20% (0.06196) | 93.27th | v5 (v2026.06.15) |
| Sep 20, 2026 | 7.33% (0.07335) | 94.11th | v5 (v2026.06.15) |
| Sep 6, 2026 | 7.63% (0.07629) | 94.16th | v5 (v2026.06.15) |
| Sep 5, 2026 | 6.45% (0.06446) | 93.35th | v5 (v2026.06.15) |
| Aug 30, 2026 | 7.63% (0.07629) | 94.13th | v5 (v2026.06.15) |
| Aug 28, 2026 | 6.45% (0.06446) | 93.31th | v5 (v2026.06.15) |
| Aug 24, 2026 | 7.63% (0.07629) | 94.09th | v5 (v2026.06.15) |
| Aug 23, 2026 | 6.45% (0.06446) | 93.29th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.49% (0.07486) | 93.67th | v5 (v2026.06.15) |
| Jun 19, 2025 | 11.37% (0.11367) | 93.21th | v4 (v2025.03.14) |
| Mar 30, 2025 | 19.36% (0.19356) | 94.90th | v4 (v2025.03.14) |
| Mar 29, 2025 | 32.03% (0.32032) | 95.01th | v4 (v2025.03.14) |
| Mar 17, 2025 | 19.36% (0.19356) | 94.90th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.99% (0.00991) | 84.21th | v3 (v2023.03.01) |
| Apr 4, 2024 | 0.99% (0.00991) | 83.24th | v3 (v2023.03.01) |
| Mar 23, 2023 | 0.99% (0.00991) | 81.23th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.96% (0.00961) | 80.91th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
References (13)
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00030.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2016-07/msg00039.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2016-2573.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/bid/85732 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-2985-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2016-3075 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1321866 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-3075
- https://security.gentoo.org/glsa/201702-11 vendor-advisoryx_refsource_GENTOO
- https://sourceware.org/bugzilla/show_bug.cgi?id=19879 x_refsource_CONFIRM
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=317b199b4aff8cfa27f2302ab404d2bb5032b9a4 x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2016-3075
Change history (0)
No recorded changes yet.