CVE-2026-41035 | Samba rsync up to 3.4.1 Qsort Call receive_xattr length length parameter

VDB-357897 · CVE-2026-41035 · GCVE-0-2026-41035 SAMBA RSYNC UP TO 3.4.1 QSORT CALL RECEIVE_XATTR LENGTH LENGTH PARAMETER HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 6.8 $0-$5k 2.63+ Summaryinfo A vulnerability, which was classified as critical, has been found in Samba rsync up to 3.4.1. Affected by this issue is the function receive_xattr of the component Qsort Call Handler. Performing a manipulation of the argument length results in length parameter. This vulnerability is reported as CVE-2026-41035. The attack is possible to be carried out remotely. No exploit exists. Detailsinfo A vulnerability, which was classified as critical, was found in Samba rsync up to 3.4.1. This affects the function receive_xattr of the component Qsort Call Handler. The manipulation of the argument length with an unknown input leads to a length parameter vulnerability. CWE is classifying the issue as CWE-130. The product parses a formatted message or structure, but it does not handle or incorrectly handles a length field that is inconsistent with the actual length of the associated data. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is: In rsync 3.0.1 through 3.4.1, receive_xattr relies on an untrusted length value during a qsort call, leading to a receiver use-after-free. The victim must run rsync with -X (aka --xattrs). On Linux, many (but not all) common configurations are vulnerable. Non-Linux platforms are more widely vulnerable. The advisory is shared at openwall.com. This vulnerability is uniquely identified as CVE-2026-41035 since 04/16/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/16/2026). There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Type File Transfer Software Vendor Samba Name rsync Version 3.4.0 3.4.1 License open-source CPE 2.3info 🔒 🔒 CPE 2.2info 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.8 VulDB Meta Temp Score: 6.8 VulDB Base Score: 6.3 VulDB Temp Score: 6.3 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 7.4 CNA Vector (MITRE): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Length parameter CWE: CWE-130 / CWE-119 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 04/16/2026 Advisory disclosed 04/16/2026 +0 days CVE reserved 04/16/2026 +0 days VulDB entry created 04/16/2026 +0 days VulDB entry last update Sourcesinfo Advisory: openwall.com Status: Not defined CVE: CVE-2026-41035 (🔒) GCVE (CVE): GCVE-0-2026-41035 GCVE (VulDB): GCVE-100-357897 Entryinfo Created: 04/16/2026 09:17 Changes: 04/16/2026 09:17 (64) Complete: 🔍 Cache ID: 99:D85:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸