SUSE-SU-2025:02186-1
Vulnerability from csaf_suse - Published: 2025-07-01 11:48 - Updated: 2026-09-20 17:28Summary
Security update for screen
Severity
Moderate
Notes
Title of the patch: Security update for screen
Description of the patch: This update for screen fixes the following issues:
Security issues fixed:
- CVE-2025-46802: temporary `chmod` of a user's TTY to mode 0666 when attempting to attach to a multi-user session
allows for TTY hijacking (bsc#1242269).
Other issues fixed:
- Use TTY file descriptor passing after a suspend (`MSG_CONT`).
Patchnames: SUSE-2025-2186,SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-2186
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
6 (Medium)
Affected products
Recommended
4 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:screen-0:4.0.4-23.9.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Enterprise Server 12 SP5:screen-0:4.0.4-23.9.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:screen-0:4.0.4-23.9.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:screen-0:4.0.4-23.9.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
moderate
References
8 references
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"text": "This update for screen fixes the following issues:\n\nSecurity issues fixed:\n \n- CVE-2025-46802: temporary `chmod` of a user\u0027s TTY to mode 0666 when attempting to attach to a multi-user session\n allows for TTY hijacking (bsc#1242269).\n\nOther issues fixed:\n\n- Use TTY file descriptor passing after a suspend (`MSG_CONT`).\n",
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"vulnerabilities": [
{
"cve": "CVE-2025-46802",
"ids": [
{
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"text": "https://www.suse.com/security/cve/CVE-2025-46802"
}
],
"notes": [
{
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"text": "For a short time they PTY is set to mode 666, allowing any user on the system to connect to the screen session.",
"title": "CVE description"
}
],
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"url": "https://bugzilla.suse.com/1242269"
}
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"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
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"scores": [
{
"cvss_v3": {
"baseScore": 6,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N",
"version": "3.1"
},
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]
}
],
"threats": [
{
"category": "impact",
"date": "2025-07-01T11:48:02Z",
"details": "moderate"
}
],
"title": "CVE-2025-46802"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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