Out-of-bounds write in GNOME libsoup
Priority MEDIUM 62CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.
Summary
An exploitable stack based buffer overflow vulnerability exists in the GNOME libsoup 2.58. A specially crafted HTTP request can cause a stack overflow resulting in remote code execution. An attacker can send a special HTTP request to the vulnerable server to trigger this vulnerability.
Why it matters now
EPSS 0.23138 97th percentileScored 2026-11-07
Public exploit Yes 3 exploit referencesTagged by NVD
Fix Fixed Red Hat: 1 advisory
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 |
|---|---|---|---|---|---|
| GNOME | libsoup | 2.58 | — | No fix listed | CNA |
- libsoup VendorGNOME Affected 2.58 Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnome:libsoup:2.58:*:*:*:*:*:*:* | 2.58 | Vulnerable | GNOME |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* | 7.4 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* | 7.4 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* | 7.5 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:* | 7.4 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
- cpe:2.3:a:gnome:libsoup:2.58:*:*:*:*:*:*:* Versions 2.58 Vulnerable ·GNOME
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* Versions 7.5 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
Remediation
Red Hat 1 advisory
- RHSA-2017:2459 Released 2017-08-10 · Red Hat rating Importantlibsoup security update
- Red Hat Enterprise Linux Client (v. 7) libsoup-2.56.0-4.el7_4
- Red Hat Enterprise Linux Client Optional (v. 7) libsoup-devel-2.56.0-4.el7_4
- Red Hat Enterprise Linux ComputeNode (v. 7) libsoup-2.56.0-4.el7_4
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) libsoup-devel-2.56.0-4.el7_4
- Red Hat Enterprise Linux Server (v. 7) libsoup-2.56.0-4.el7_4, libsoup-2.56.0-4.el7_4.ppc, libsoup-devel-2.56.0-4.el7_4 +1
- Red Hat Enterprise Linux Workstation (v. 7) libsoup-2.56.0-4.el7_4, libsoup-devel-2.56.0-4.el7_4
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2017:2459 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2017:2459 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2017:2459 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2017:2459 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2017:2459 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2017:2459 |
Not affected: 2 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2017-2885
- 2026-10-03 Alias added: GHSA-qq4w-8g63-5r25
References
Exploit 3
Advisory 2
More GNOME Libsoup vulnerabilities
- TI-2026-03716 Libsoup: libsoup: denial of service via use-after-free in http/2 server CVSS 3.1HIGH 7.5
- TI-2024-35201 Out-of-bounds write in GNOME libsoup CVSS 3.1HIGH 8.4
- TI-2025-02434 Libsoup: heap buffer over-read in `skip_insignificant_space` when sniffing content CVSS 3.1HIGH 7.0
- TI-2026-03134 Libsoup: libsoup: http header injection and response splitting via crlf injection in content-type header CVSS 3.1MEDIUM 6.5
- TI-2026-10764 Libsoup: heap out-of-bounds read in libsoup due to integer truncation CVSS 3.1MEDIUM 4.2
- TI-2026-65425 Libsoup: libsoup: heap buffer overflow during outgoing permessage-deflate buffer growth CVSS 3.1CRITICAL 9.8
Sources
- CVE-2017-2885 · CVE Program
- CVE-2017-2885 · NVD
- FIRST EPSS
- GHSA-qq4w-8g63-5r25 · GitHub Advisory Database · CC BY 4.0
- CVE-2017-2885 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences