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OPENSUSE-SU-2026:20333-1

Vulnerability from csaf_opensuse - Published: 2026-03-06 21:01 - Updated: 2026-03-06 21:01
Summary
Security update for python-PyPDF2
Severity
Important
Notes
Title of the patch: Security update for python-PyPDF2
Description of the patch: This update for python-PyPDF2 fixes the following issues: Changes in python-PyPDF2: - CVE-2026-27628: Fixed infinite loop when loading circular /Prev entries in cross-reference streams (bsc#1258940) - CVE-2026-27888: Fixed issue where manipulated FlateDecode XFA streams can exhaust RAM (bsc#1258934) - CVE-2025-55197: Fixed denial of service via craft PDF (bsc#1248089) - CVE-2026-27024: Fixed infinite loop when processing TreeObject (bsc#1258691) - CVE-2026-27025: Fixed long runtimes/large memory usage for large /ToUnicode streams (bsc#1258692) - CVE-2026-27026: Fixed long runtimes for malformed FlateDecode streams (bsc#1258693) - Convert to pip-based build
Patchnames: openSUSE-Leap-16.0-packagehub-153
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2025-55197
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: openSUSE Leap 16.0:python313-PyPDF2-2.11.1-bp160.2.1.noarch —
Vendor Fix
Threats
Impact important
CVE-2026-27024
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Recommended 1 product, the same list as for CVE-2025-55197
Threats
Impact moderate
CVE-2026-27025
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Recommended 1 product, the same list as for CVE-2025-55197
Threats
Impact moderate
CVE-2026-27026
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Recommended 1 product, the same list as for CVE-2025-55197
Threats
Impact moderate
CVE-2026-27628
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
Recommended 1 product, the same list as for CVE-2025-55197
Threats
Impact important
CVE-2026-27888
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected products
Recommended 1 product, the same list as for CVE-2025-55197
Threats
Impact moderate
References
To clipboard 

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}



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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

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  • 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.


Detection rules are retrieved from Rulezet.


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.