CVE-2025-11495 (GCVE-0-2025-11495)
Vulnerability from cvelistv5 – Published: 2025-10-08 20:02 – Updated: 2026-07-14 12:39 X_Open Source
VLAI
EPSS
VEX
Title
GNU Binutils Linker elf64-x86-64.c elf_x86_64_relocate_section heap-based overflow
Summary
A vulnerability was determined in GNU Binutils 2.45. The affected element is the function elf_x86_64_relocate_section of the file elf64-x86-64.c of the component Linker. This manipulation causes heap-based buffer overflow. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. Patch name: 6b21c8b2ecfef5c95142cbc2c32f185cb1c26ab0. To fix this issue, it is recommended to deploy a patch.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-08 20:25 UTC
Assigner
References
9 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.327620 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.327620 | signaturepermissions-required |
| https://vuldb.com/?submit.668290 | third-party-advisory |
| https://sourceware.org/bugzilla/show_bug.cgi?id=33502 | issue-tracking |
| https://sourceware.org/bugzilla/show_bug.cgi?id=3… | issue-tracking |
| https://sourceware.org/bugzilla/attachment.cgi?id=16393 | exploit |
| https://sourceware.org/git/gitweb.cgi?p=binutils-… | patch |
| https://www.gnu.org/ | product |
| https://cert-portal.siemens.com/productcert/html/… |
Impacted products
4 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| GNU | Binutils |
Affected:
2.45
cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:* |
||
| Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP |
Affected:
V3.1.5 , < *
(custom)
|
guessed | |
| Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP |
Affected:
V3.1.5 , < *
(custom)
|
guessed | |
| Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP |
Affected:
V3.1.5 , < *
(custom)
|
guessed |
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"references": [
{
"url": "https://cert-portal.siemens.com/productcert/html/ssa-082556.html"
}
],
"x_adpType": "supplier"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-11495",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-10-08T20:25:11.875090Z",
"version": "2.0.3"
},
"type": "ssvc"
}
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"dateUpdated": "2025-10-08T20:25:16.147Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
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{
"cpes": [
"cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*"
],
"modules": [
"Linker"
],
"product": "Binutils",
"vendor": "GNU",
"versions": [
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"status": "affected",
"version": "2.45"
}
]
}
],
"credits": [
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"lang": "en",
"type": "reporter",
"value": "Yifan Zhang (VulDB User)"
}
],
"descriptions": [
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"lang": "en",
"value": "A vulnerability was determined in GNU Binutils 2.45. The affected element is the function elf_x86_64_relocate_section of the file elf64-x86-64.c of the component Linker. This manipulation causes heap-based buffer overflow. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. Patch name: 6b21c8b2ecfef5c95142cbc2c32f185cb1c26ab0. To fix this issue, it is recommended to deploy a patch."
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],
"metrics": [
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
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"description": "Heap-based Buffer Overflow",
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]
},
{
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"description": "Memory Corruption",
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"tags": [
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"technical-description"
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{
"name": "VDB-327620 | CTI Indicators (IOB, IOC, IOA)",
"tags": [
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"url": "https://vuldb.com/?ctiid.327620"
},
{
"name": "Submit #668290 | GNU Binutils 2.45 Heap-based Buffer Overflow",
"tags": [
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],
"url": "https://vuldb.com/?submit.668290"
},
{
"tags": [
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"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=33502"
},
{
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{
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"url": "https://sourceware.org/bugzilla/attachment.cgi?id=16393"
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"lang": "en",
"time": "2025-10-08T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2025-10-08T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2025-11-17T21:46:39.000Z",
"value": "VulDB entry last update"
}
],
"title": "GNU Binutils Linker elf64-x86-64.c elf_x86_64_relocate_section heap-based overflow"
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},
"cveMetadata": {
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"datePublished": "2025-10-08T20:02:07.807Z",
"dateReserved": "2025-10-08T13:29:56.368Z",
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"state": "PUBLISHED"
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"dataType": "CVE_RECORD",
"dataVersion": "5.2"
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}
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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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