glibc: Memory leak reachable via LD_HWCAP_MASK
Published Feb 1, 2018
7.8
HIGHCVSS 3.0
EPSS 1.45%
Description
A memory leak in glibc 2.1.1 (released on May 24, 1999) can be reached and amplified through the LD_HWCAP_MASK environment variable. Please note that many versions of glibc are not vulnerable to this issue if patched for CVE-2017-1000366.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
compat-glibc
Not affected
Red Hat Enterprise Linux 5
glibc
Not affected
Red Hat Enterprise Linux 6
compat-glibc
Not affected
Red Hat Enterprise Linux 6
glibc
Not affected
Red Hat Enterprise Linux 7
compat-glibc
Not affected
Red Hat Enterprise Linux 7
glibc
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | compat-glibc | Not affected | n/a |
| Red Hat Enterprise Linux 5 | glibc | Not affected | n/a |
| Red Hat Enterprise Linux 6 | compat-glibc | Not affected | n/a |
| Red Hat Enterprise Linux 6 | glibc | Not affected | n/a |
| Red Hat Enterprise Linux 7 | compat-glibc | Not affected | n/a |
| Red Hat Enterprise Linux 7 | glibc | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of glibc as shipped with Red Hat Enterprise Linux 5, 6 and 7 after CVE-2017-1000366 fix: https://access.redhat.com/security/cve/cve-2017-1000366
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
AV:L/AC:L/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 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.45% (0.01450) | 72.47th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.48% (0.01478) | 70.42th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.54% (0.01541) | 79.65th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.22% (0.03219) | 78.25th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.54% (0.01541) | 80.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.09% (0.00087) | 38.56th | v3 (v2023.03.01) |
| Jun 25, 2024 | 0.09% (0.00087) | 37.11th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00087) | 35.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
| Feb 3, 2022 | 6.21% (0.06208) | 81.93th | v1 |
| Jan 6, 2022 | 6.21% (0.06208) | 81.75th | v1 |
| Sep 1, 2021 | 6.21% (0.06208) | 89.66th | v1 |
| Apr 14, 2021 | 6.21% (0.06208) | 0.00th | v1 |
References (10)
- http://seclists.org/oss-sec/2017/q4/385 mailing-listx_refsource_MLISTExploitMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2019/06/27/7 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2019/06/28/1 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2019/06/28/2 mailing-listx_refsource_MLIST
- https://access.redhat.com/security/cve/CVE-2017-1000408 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1522828 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2017-1000408
- https://security.netapp.com/advisory/ntap-20190404-0003/ x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2017-1000408
- https://www.exploit-db.com/exploits/43331/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://seclists.org/oss-sec/2017/q4/385 | mailing-listx_refsource_MLISTExploitMailing ListThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2019/06/27/7 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2019/06/28/1 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2019/06/28/2 | mailing-listx_refsource_MLIST | |
| https://access.redhat.com/security/cve/CVE-2017-1000408 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1522828 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-1000408 | ||
| https://security.netapp.com/advisory/ntap-20190404-0003/ | x_refsource_CONFIRM | |
| https://www.cve.org/CVERecord?id=CVE-2017-1000408 | ||
| https://www.exploit-db.com/exploits/43331/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.