libdwarf: Heap-based buffer overflow in update_entry()
Published Feb 17, 2017
7.5
HIGHCVSS 3.1
EPSS 4.38%
Description
The WRITE_UNALIGNED function in dwarf_elf_access.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds write and crash) via a crafted DWARF section.
Affected products
No data.
- ≥ 1999-12-14 · < 2016-09-23
No data.
Red Hat Enterprise Linux 7
libdwarf
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | libdwarf | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.38% (0.04379) | 90.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.38% (0.04379) | 90.00th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.99% (0.00993) | 74.88th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.68% (0.03684) | 79.59th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.99% (0.00993) | 75.34th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.20% (0.00199) | 58.82th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.20% (0.00199) | 56.04th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (7)
- http://www.openwall.com/lists/oss-security/2016/05/24/1 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/05/25/1 mailing-listx_refsource_MLISTExploitMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2016-5044 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1340116 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-5044
- https://www.cve.org/CVERecord?id=CVE-2016-5044
- https://www.prevanders.net/dwarfbug.html x_refsource_CONFIRMThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2016/05/24/1 | mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2016/05/25/1 | mailing-listx_refsource_MLISTExploitMailing ListThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2016-5044 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1340116 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-5044 | ||
| https://www.cve.org/CVERecord?id=CVE-2016-5044 | ||
| https://www.prevanders.net/dwarfbug.html | x_refsource_CONFIRMThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.