wireshark: Uncontrolled Resource Consumption in epan/tvbuff.c
Published May 22, 2018
7.5
HIGHCVSS 3.0
EPSS 2.84%
Description
In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the LTP dissector and other dissectors could consume excessive memory. This was addressed in epan/tvbuff.c by rejecting negative lengths.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
wireshark
Not affected
Red Hat Enterprise Linux 6
wireshark
Not affected
Red Hat Enterprise Linux 7
wireshark
Not affected
Red Hat Enterprise Linux 8
wireshark
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 6 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 7 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 8 | wireshark | Not 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:N/I:N/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 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 (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 2.84% (0.02842) | 86.20th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.86% (0.02858) | 84.87th | v5 (v2026.06.15) |
| Sep 23, 2025 | 1.18% (0.01179) | 78.02th | v4 (v2025.03.14) |
| Mar 30, 2025 | 2.18% (0.02179) | 82.84th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.95% (0.03952) | 80.29th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.18% (0.02179) | 83.19th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.38% (0.00381) | 73.83th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.38% (0.00381) | 72.24th | v3 (v2023.03.01) |
| Dec 16, 2023 | 0.38% (0.00381) | 70.05th | v3 (v2023.03.01) |
| Nov 22, 2023 | 0.42% (0.00417) | 71.28th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.36% (0.00359) | 69.05th | v3 (v2023.03.01) |
| Oct 13, 2023 | 0.26% (0.00263) | 63.63th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.32% (0.00322) | 66.60th | v3 (v2023.03.01) |
| May 16, 2023 | 0.49% (0.00493) | 72.69th | v3 (v2023.03.01) |
| May 8, 2023 | 0.38% (0.00379) | 68.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00247) | 60.83th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.66% (0.01659) | 34.20th | v1 |
| Jan 6, 2022 | 1.66% (0.01659) | 33.50th | v1 |
| Sep 1, 2021 | 1.66% (0.01659) | 73.96th | v1 |
| Apr 14, 2021 | 1.66% (0.01659) | 0.00th | v1 |
References (11)
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/bid/104308 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041036 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-11357 Vendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14678 x_refsource_CONFIRMIssue TrackingVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1581771 Issue Tracking
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=ab8a33ef083b9732c89117747a83a905a676faf6 x_refsource_CONFIRM
- https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-11357
- https://www.cve.org/CVERecord?id=CVE-2018-11357
- https://www.wireshark.org/security/wnpa-sec-2018-28.html x_refsource_CONFIRMVendor Advisory
Change history (0)
No recorded changes yet.