OPENSUSE-SU-2026:20709-1

Vulnerability from csaf_opensuse - Published: 2026-05-09 08:44 - Updated: 2026-05-09 08:44
Summary
Security update for tor
Severity
Critical
Notes
Title of the patch: Security update for tor
Description of the patch: This update for tor fixes the following issues: Changes in tor: - Update to 0.4.9.8 * Fix out-of-bounds read (boo#1264341, CVE-2026-44597, TROVE-2026-011) * Do not attempt or accept BEGIN_DIR via conflux legs (boo#1264342, CVE-2026-44599,TROVE-2026-008) * Adjust conflux out-of-order queue accounting when clearing a queue (boo#1264343, CVE-2026-44600, TROVE-2026-010) * Fix a client-side crash caused by double-close of a circuit while under circuit queue memory pressure (boo#1264344, CVE-2026-44601, TROVE-2026-009) * Fix null pointer dereference when receiving a CERT cell out of order (boo#1264345, CVE-2026-44602, TROVE-2026-006) * Fix off-by-one out-of-bounds read if a malformed BEGIN cell is received (boo#1264346, CVE-2026-44603, TROVE-2026-007) - upate to 0.4.9.5: * first stable release in the 0.4.9 series * introduces a new circuit-level encryption design for better client security * introduce a more scalable way for large relay operators to annotate which relays they run so clients can avoid using too many of them in a single circuit
Patchnames: openSUSE-Leap-16.0-packagehub-236
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-2026-44597
9.1 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.aarch64 —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.ppc64le —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.s390x —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.x86_64 —
Vendor Fix
Threats
Impact critical
CVE-2026-44599
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected products
Product Identifier Version Remediation
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.aarch64 —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.ppc64le —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.s390x —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.x86_64 —
Vendor Fix
Threats
Impact moderate
CVE-2026-44600
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected products
Product Identifier Version Remediation
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.aarch64 —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.ppc64le —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.s390x —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.x86_64 —
Vendor Fix
Threats
Impact moderate
CVE-2026-44601
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:tor-0.4.9.8-bp160.1.1.aarch64 —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.ppc64le —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.s390x —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.x86_64 —
Vendor Fix
Threats
Impact important
CVE-2026-44602
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:tor-0.4.9.8-bp160.1.1.aarch64 —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.ppc64le —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.s390x —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.x86_64 —
Vendor Fix
Threats
Impact important
CVE-2026-44603
9.1 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.aarch64 —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.ppc64le —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.s390x —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:tor-0.4.9.8-bp160.1.1.x86_64 —
Vendor Fix
Threats
Impact critical
References
To clipboard 

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}


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Tags
Taxonomy of the tags.




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.



Detection rules are retrieved from Rulezet.