OPENSUSE-SU-2026:20487-1
Vulnerability from csaf_opensuse - Published: 2026-04-09 11:18 - Updated: 2026-09-17 17:29Summary
Security update for zlib
Severity
Moderate
Notes
Title of the patch: Security update for zlib
Description of the patch: This update for zlib fixes the following issues:
- CVE-2026-27171: Fixed an infinite loop via the crc32_combine64 and crc32_combine_gen64 functions due to missing checks for negative lengths. (bsc#1258392)
- CVE-2023-45853: Fixed an integer overflow and resultant heap-based buffer overflow in zipOpenNewFileInZip4_6. (bsc#1216378)
Patchnames: openSUSE-Leap-16.0-502
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
5.3 (Medium)
Affected products
Recommended
26 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: openSUSE Leap 16.0:libminizip1-0:1.2.13-160000.3.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libminizip1-0:1.2.13-160000.3.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libminizip1-0:1.2.13-160000.3.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libminizip1-0:1.2.13-160000.3.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libminizip1-x86-64-v3-0:1.2.13-160000.3.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libz1-0:1.2.13-160000.3.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libz1-0:1.2.13-160000.3.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libz1-0:1.2.13-160000.3.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libz1-0:1.2.13-160000.3.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:libz1-x86-64-v3-0:1.2.13-160000.3.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:minizip-devel-0:1.2.13-160000.3.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:minizip-devel-0:1.2.13-160000.3.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:minizip-devel-0:1.2.13-160000.3.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:minizip-devel-0:1.2.13-160000.3.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-devel-0:1.2.13-160000.3.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-devel-0:1.2.13-160000.3.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-devel-0:1.2.13-160000.3.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-devel-0:1.2.13-160000.3.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-devel-static-0:1.2.13-160000.3.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-devel-static-0:1.2.13-160000.3.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-devel-static-0:1.2.13-160000.3.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-devel-static-0:1.2.13-160000.3.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-testsuite-0:1.2.13-160000.3.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-testsuite-0:1.2.13-160000.3.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-testsuite-0:1.2.13-160000.3.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 16.0:zlib-testsuite-0:1.2.13-160000.3.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
moderate
5.3 (Medium)
Affected products
Recommended
26 products, the same list as for
CVE-2023-45853
Threats
Impact
moderate
References
10 references
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"date": "2026-09-16T20:32:38Z",
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{
"date": "2026-09-16T21:35:22Z",
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{
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"name": "libz1-0:1.2.13-160000.3.1.x86_64",
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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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