Multiple memory leaks in the x11_init_protocol function in epan/dissectors/packet-x11.c…
Priority MEDIUM 40CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- Partial Red Hat: 12 fixed, 1 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-399 and the CVSS impact.
Summary
Multiple memory leaks in the x11_init_protocol function in epan/dissectors/packet-x11.c in the X11 dissector in Wireshark 1.10.x before 1.10.14 and 1.12.x before 1.12.5 allow remote attackers to cause a denial of service (memory consumption) via a crafted packet.
Why it matters now
EPSS 0.03674 89th percentileScored 2026-11-07
Fix Partial Red Hat: 2 advisoriesRed Hat: 12 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 21
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:* | 7 | Vulnerable | Oracle |
| cpe:2.3:o:oracle:solaris:11.2:*:*:*:*:*:*:* | 11.2 | Vulnerable | Oracle |
| cpe:2.3:a:wireshark:wireshark:1.10.0:*:*:*:*:*:*:* | 1.10.0 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.1:*:*:*:*:*:*:* | 1.10.1 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.2:*:*:*:*:*:*:* | 1.10.2 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.3:*:*:*:*:*:*:* | 1.10.3 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.4:*:*:*:*:*:*:* | 1.10.4 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.5:*:*:*:*:*:*:* | 1.10.5 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.6:*:*:*:*:*:*:* | 1.10.6 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.7:*:*:*:*:*:*:* | 1.10.7 | Vulnerable | Wireshark Foundation |
- cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:* Versions 7 Vulnerable ·Oracle
- cpe:2.3:o:oracle:solaris:11.2:*:*:*:*:*:*:* Versions 11.2 Vulnerable ·Oracle
- cpe:2.3:a:wireshark:wireshark:1.10.0:*:*:*:*:*:*:* Versions 1.10.0 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.1:*:*:*:*:*:*:* Versions 1.10.1 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.2:*:*:*:*:*:*:* Versions 1.10.2 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.3:*:*:*:*:*:*:* Versions 1.10.3 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.4:*:*:*:*:*:*:* Versions 1.10.4 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.5:*:*:*:*:*:*:* Versions 1.10.5 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.6:*:*:*:*:*:*:* Versions 1.10.6 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.7:*:*:*:*:*:*:* Versions 1.10.7 Vulnerable ·Wireshark Foundation
Show 11 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wireshark:wireshark:1.10.8:*:*:*:*:*:*:* | 1.10.8 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.9:*:*:*:*:*:*:* | 1.10.9 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.10:*:*:*:*:*:*:* | 1.10.10 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.11:*:*:*:*:*:*:* | 1.10.11 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.12:*:*:*:*:*:*:* | 1.10.12 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.10.13:*:*:*:*:*:*:* | 1.10.13 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:* | 1.12.0 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:* | 1.12.1 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:* | 1.12.2 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:* | 1.12.3 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:* | 1.12.4 | Vulnerable | Wireshark Foundation |
- cpe:2.3:a:wireshark:wireshark:1.10.8:*:*:*:*:*:*:* Versions 1.10.8 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.9:*:*:*:*:*:*:* Versions 1.10.9 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.10:*:*:*:*:*:*:* Versions 1.10.10 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.11:*:*:*:*:*:*:* Versions 1.10.11 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.12:*:*:*:*:*:*:* Versions 1.10.12 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.10.13:*:*:*:*:*:*:* Versions 1.10.13 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:* Versions 1.12.0 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:* Versions 1.12.1 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:* Versions 1.12.2 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:* Versions 1.12.3 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:* Versions 1.12.4 Vulnerable ·Wireshark Foundation
Remediation
Red Hat 2 advisories
- RHSA-2017:0631 Released 2017-03-21 · Red Hat rating Moderatewireshark security and bug fix update
- Red Hat Enterprise Linux Desktop (v. 6) wireshark-1.8.10-25.el6, wireshark-gnome-1.8.10-25.el6
- Red Hat Enterprise Linux Desktop Optional (v. 6) wireshark-devel-1.8.10-25.el6
- Red Hat Enterprise Linux Server (v. 6) wireshark-1.8.10-25.el6, wireshark-1.8.10-25.el6.ppc, wireshark-gnome-1.8.10-25.el6
- Red Hat Enterprise Linux Server Optional (v. 6) wireshark-devel-1.8.10-25.el6, wireshark-devel-1.8.10-25.el6.ppc
- Red Hat Enterprise Linux Workstation (v. 6) wireshark-1.8.10-25.el6, wireshark-gnome-1.8.10-25.el6
- Red Hat Enterprise Linux Workstation Optional (v. 6) wireshark-devel-1.8.10-25.el6
- RHSA-2015:2393 Released 2015-11-19 · Red Hat rating Moderatewireshark security, bug fix, and enhancement update
- Red Hat Enterprise Linux Client (v. 7) wireshark-1.10.14-7.el7, wireshark-gnome-1.10.14-7.el7
- Red Hat Enterprise Linux Client Optional (v. 7) wireshark-devel-1.10.14-7.el7
- Red Hat Enterprise Linux Server (v. 7) wireshark-1.10.14-7.el7, wireshark-1.10.14-7.el7.ppc, wireshark-gnome-1.10.14-7.el7
- Red Hat Enterprise Linux Server Optional (v. 7) wireshark-devel-1.10.14-7.el7, wireshark-devel-1.10.14-7.el7.ppc
- Red Hat Enterprise Linux Workstation (v. 7) wireshark-1.10.14-7.el7, wireshark-gnome-1.10.14-7.el7
- Red Hat Enterprise Linux Workstation Optional (v. 7) wireshark-devel-1.10.14-7.el7
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2015:2393 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2015:2393 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2017:0631 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2017:0631 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2017:0631 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2015:2393 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2017:0631 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2015:2393 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2017:0631 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2015:2393 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2017:0631 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2015:2393 |
Timeline
- 2026-10-02 Threatist record created from CVE-2015-3812
- 2026-10-03 Alias added: GHSA-g66v-ghww-g5gw
References
Advisory 6
Sources
- CVE-2015-3812 · CVE Program
- CVE-2015-3812 · NVD
- FIRST EPSS
- GHSA-g66v-ghww-g5gw · GitHub Advisory Database · CC BY 4.0
- CVE-2015-3812 · Red Hat security data · CC BY 4.0
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