glibc: multiple overflows in strxfrm()
Published Mar 15, 2017
8.1
HIGHCVSS 3.0
EPSS 3.80%
Description
Integer overflow in the strxfrm function in the GNU C Library (aka glibc or libc6) before 2.21 allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string, which triggers a stack-based buffer overflow.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
glibc
Will not fix
Red Hat Enterprise Linux 6
glibc
Will not fix
Red Hat Enterprise Linux 7
glibc
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | glibc | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | glibc | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | 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:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:P/I:P/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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.80% (0.03797) | 89.66th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.80% (0.03797) | 88.57th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.66% (0.00658) | 68.67th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.42% (0.02421) | 75.14th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.36% (0.00364) | 56.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.77% (0.00771) | 81.96th | v3 (v2023.03.01) |
| Jun 15, 2024 | 0.77% (0.00771) | 81.33th | v3 (v2023.03.01) |
| Apr 10, 2024 | 0.67% (0.00670) | 79.46th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.67% (0.00670) | 77.43th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.55% (0.00554) | 74.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.71% (0.02714) | 82.86th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.71% (0.02714) | 81.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.71% (0.02714) | 62.68th | v2 (v2022.01.01) |
References (11)
- http://www.openwall.com/lists/oss-security/2015/02/13/3 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/14/9 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/72602 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2015-8982 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1192525 Issue Tracking
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2015-8982
- https://sourceware.org/bugzilla/show_bug.cgi?id=16009 x_refsource_CONFIRMIssue TrackingPatch
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=0f9e585480ed x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2015-8982
Change history (0)
No recorded changes yet.