elfutils: buffer over-read in ebldynamictagname.c:ebl_dynamic_tag_name() allows for denial of service
Published Mar 18, 2018
7.8
HIGHCVSS 3.0
EPSS 0.84%
Description
elfutils 0.170 has a buffer over-read in the ebl_dynamic_tag_name function of libebl/ebldynamictagname.c because SYMTAB_SHNDX is unsupported.
Affected products
No data.
- 0.170
No data.
Red Hat Enterprise Linux 5
elfutils
Not affected
Red Hat Enterprise Linux 6
elfutils
Not affected
Red Hat Enterprise Linux 7
elfutils
Not affected
Red Hat Enterprise Linux 8
elfutils
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | elfutils | Not affected | n/a |
| Red Hat Enterprise Linux 6 | elfutils | Not affected | n/a |
| Red Hat Enterprise Linux 7 | elfutils | Not affected | n/a |
| Red Hat Enterprise Linux 8 | elfutils | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of elfutils as shipped with Red Hat Enterprise Linux 5, 6, and 7 as they did not include the vulnerable commit. This issue did not affect the versions of elfutils as shipped with Red Hat Developer Toolset 6 and 7 as they did not include the vulnerable commit.
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:N/UI:R/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
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
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.84% (0.00837) | 56.23th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.84% (0.00837) | 56.21th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.09% (0.00091) | 39.20th | v3 (v2023.03.01) |
| Jul 17, 2024 | 0.09% (0.00091) | 39.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00091) | 37.19th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.42% (0.00416) | 10.04th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (5)
- https://access.redhat.com/security/cve/CVE-2018-8769 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1559241 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2018-8769
- https://sourceware.org/bugzilla/show_bug.cgi?id=22976 x_refsource_CONFIRMExploitIssue TrackingPatch
- https://www.cve.org/CVERecord?id=CVE-2018-8769
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2018-8769 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1559241 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-8769 | ||
| https://sourceware.org/bugzilla/show_bug.cgi?id=22976 | x_refsource_CONFIRMExploitIssue TrackingPatch | |
| https://www.cve.org/CVERecord?id=CVE-2018-8769 |
Change history (0)
No recorded changes yet.