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From 2026-05-28 to 2026-06-26

2026-06-26

07:57 Bug #1233 (Closed): Access-control gap in dcmqrscp
Michael Onken
07:56 Bug #1227 (Closed): Fix potential heap overflow with DNS resolve result
Michael Onken
07:56 Bug #1229 (Closed): Heap Overflow in DB_DuplicateElement (dcmqrdb)
Michael Onken
07:56 Bug #1228 (Closed): Heap overflow when computing PDU length + safety margin
Michael Onken
07:56 Bug #1230 (Closed): Potential DoS via mutlipe User Identity Negotiation sub-items
Michael Onken
07:56 Bug #1231 (Closed): Out-of-bounds read in OFStandard::sanitizeFilename()
Michael Onken
07:55 Bug #1232 (Closed): Potential NUL-termination missing in use of strncpy
Michael Onken
07:55 Bug #1234 (Closed): Remote unauthenticated memory-leak DoS in parseAssociate() presentation-context error path
Michael Onken
07:55 Bug #1235 (Closed): Stack buffer overflow in dcmqrscp QR Level handling
Michael Onken

2026-06-22

22:22 Bug #1236 (Closed): Out of bounds read in dcmqrdb's deleteOldestImages() method
As reported by Yuxiao Yan:
|_. File |@dcmqrdb/libsrc/dcmqrdbi.cc@ |
|_. Function |@DcmQueryRetrieveIndexDatabaseH...
Michael Onken
20:52 Bug #1235: Stack buffer overflow in dcmqrscp QR Level handling
Fixed with commit 34fa53. Michael Onken
20:50 Bug #1235 (Closed): Stack buffer overflow in dcmqrscp QR Level handling
Stack overflow as reported by Yuxiao Yan:
h1. Vulnerability Summary
In `DcmQueryRetrieveIndexDatabaseHandle::...
Michael Onken
20:46 Bug #1234: Remote unauthenticated memory-leak DoS in parseAssociate() presentation-context error path
Closed with commit 688a16. Michael Onken
15:18 Bug #1234 (Closed): Remote unauthenticated memory-leak DoS in parseAssociate() presentation-context error path
As reported by Yuxiao Yan:
== Summary ==
When parseAssociate() (dcmnet/libsrc/dulparse.cc) fails while pars...
Michael Onken
15:14 Bug #1233: Access-control gap in dcmqrscp
Closed by commit 696abc. Michael Onken
15:03 Bug #1233 (Closed): Access-control gap in dcmqrscp
As reported by Yuxiao Yan:
Tested version
--------------
- Upstream git, commit 5708ba6c (cloned 2026-06-11)....
Michael Onken

2026-06-19

17:26 Bug #1232: Potential NUL-termination missing in use of strncpy
Fixed in commit 782c652. Michael Onken
17:20 Bug #1232 (Closed): Potential NUL-termination missing in use of strncpy
As reported by Arash Ale Ebrahim:
Summary
-------
The internal getString() helper used by every DIMSE command pa...
Michael Onken
17:26 Bug #1231: Out-of-bounds read in OFStandard::sanitizeFilename()
Fixed in commit e1f914 (and older commit e3878d). Michael Onken
17:17 Bug #1231 (Closed): Out-of-bounds read in OFStandard::sanitizeFilename()
As reported by Arash Ale Ebrahim:
The OFString overload of sanitizeFilename iterates by length() — not until NUL —...
Michael Onken
17:24 Bug #1230: Potential DoS via mutlipe User Identity Negotiation sub-items
Fixed with commit e61270. Michael Onken
17:11 Bug #1230 (Closed): Potential DoS via mutlipe User Identity Negotiation sub-items
As reported by Arash Ale Ebrahim:
The DUL parser allows an A-ASSOCIATE-RQ PDU to contain multiple User Identity N...
Michael Onken
16:39 Bug #1226 (Closed): Unbound recursion in DSRDocumentTreeNode::readXML()
Marco Eichelberg
14:25 Bug #1228: Heap overflow when computing PDU length + safety margin
Fixed with commit 537815. Michael Onken
13:09 Bug #1228 (Closed): Heap overflow when computing PDU length + safety margin
Fix potential heap overflow that could occur if the safety margin of 100 bytes added to the expected PDU length goes ... Michael Onken
14:23 Bug #1229: Heap Overflow in DB_DuplicateElement (dcmqrdb)
Fixed with commit b2d33e. Michael Onken
13:16 Bug #1229 (Closed): Heap Overflow in DB_DuplicateElement (dcmqrdb)
Using an int instead of size_t for computing the size of a buffer can make the int overflow and therefore create a mu... Michael Onken
14:23 Bug #1227: Fix potential heap overflow with DNS resolve result
Fixed with commit 63b0ba. Michael Onken
12:59 Bug #1227 (Closed): Fix potential heap overflow with DNS resolve result
Bug reported by Dominik Blain:
An attacker controlling a PTR DNS record can overflow a 260-byte stack buffer on ev...
Michael Onken
10:29 Bug #1082 (Closed): Possible memory leak in DcmDataset copy constructor
Marco Eichelberg

2026-06-17

18:20 Bug #1221: Out-of-bounds read in bundled IJG JPEG Huffman decoder
This issue was also reported on 2026-05-19 by Arjun Basnet, Senior Security Researcher, Securin. It has been register... Marco Eichelberg
17:53 Bug #1226: Unbound recursion in DSRDocumentTreeNode::readXML()
Closed by commit #9057782f9.
Marco Eichelberg
17:51 Bug #1226 (Closed): Unbound recursion in DSRDocumentTreeNode::readXML()
Currently, the XML to DICOM SR parser relies on a depth gate in libxml2 to prevent unbound recursion when reading a m... Marco Eichelberg
17:46 Bug #1224 (Closed): xml2dcm parseDataSet / parseSequence mutual recursion
Marco Eichelberg
16:52 Bug #1225 (Closed): json2dcm readValue JSON SQ unbounded recursion
Closed by commit #cf955e64c. Marco Eichelberg

2026-06-16

18:25 Bug #1225: json2dcm readValue JSON SQ unbounded recursion
Reported 2026-05-19 by Arjun Basnet, Senior Security Researcher, Securin. Marco Eichelberg
18:24 Bug #1225: json2dcm readValue JSON SQ unbounded recursion
This issue has been registered as CVE-2026-44037. Marco Eichelberg
18:24 Bug #1225 (Closed): json2dcm readValue JSON SQ unbounded recursion
@DcmJsonReaderBase::readValue()@ recurses via @DcmJsonReaderBase::parseSequence()@ on SQ JSON value items with no dep... Marco Eichelberg
18:15 Bug #1224: xml2dcm parseDataSet / parseSequence mutual recursion
Closed by commit #87f256d73.
Marco Eichelberg
18:12 Bug #1224 (Closed): xml2dcm parseDataSet / parseSequence mutual recursion
@DcmXMLParseHelper::parseDataSet()@ at xml2dcm.cc:618 calls @parseSequence()@ for every @<sequence>@ element. @parseS... Marco Eichelberg

2026-06-12

11:59 Bug #1221 (Closed): Out-of-bounds read in bundled IJG JPEG Huffman decoder
Michael Onken
11:59 Bug #1222 (Closed): Out-of-bounds read in CharLS JPEG-LS EndScan()
Michael Onken
11:59 Bug #1223 (Closed): Out-of-bounds read in CharLS JPEG-LS QuantizeGratient()
Michael Onken

2026-06-11

07:40 Bug #1223: Out-of-bounds read in CharLS JPEG-LS QuantizeGratient()
Fixed with commit b6691c7a0fdfd261c20c2509c2ac16966bd37763 Michael Onken
07:40 Bug #1222: Out-of-bounds read in CharLS JPEG-LS EndScan()
Fixed with commit b818c19720bd3c5c273f7c0578fef3990333af22 Michael Onken
07:39 Bug #1221: Out-of-bounds read in bundled IJG JPEG Huffman decoder
Fixed with commit d6ae1bc8d5b9ae9c7300013c8c85cc2ea0fd8cf5. Michael Onken

2026-06-10

11:16 Bug #1223 (Closed): Out-of-bounds read in CharLS JPEG-LS QuantizeGratient()
DCMTK's bundled CharLS JPEG-LS library (dcmjpls/libcharls) performs an out-of-bounds heap read in its near-lossless d... Michael Onken
11:15 Bug #1222 (Closed): Out-of-bounds read in CharLS JPEG-LS EndScan()
DCMTK's bundled CharLS JPEG-LS library (dcmjpls/libcharls) performs an out-of-bounds heap read when finishing decode ... Michael Onken
11:13 Bug #1221 (Closed): Out-of-bounds read in bundled IJG JPEG Huffman decoder
DCMTK's bundled IJG JPEG library (dcmjpeg/libijg8, and the identical libijg12/libijg16 copies) contains a Huffman-tab... Michael Onken

2026-06-05

18:32 Bug #1205 (Closed): Building of a single shared library fails
Closed by commit #37bbe0f81. Marco Eichelberg
11:08 Feature #1220 (New): Use of DcmDate/Time/DateTime instead of OFDate/Time/DateTime
In various places in DCMTK the classes OFDate/Time/DateTime are used to retrieve the current data or time in DICOM fo... Marco Eichelberg

2026-05-31

11:28 Bug #1219 (Closed): Inconsistent handling of uncompressed icon images
Closed by commit #d526cbb08.
Marco Eichelberg
08:28 Bug #1219 (Closed): Inconsistent handling of uncompressed icon images
When loading a compressed DICOM image file that contains an Icon Image Sequence with uncompressed pixel data (which i... Marco Eichelberg

2026-05-29

18:06 Bug #1217 (Closed): AE_6/AE_3 error-return paths skip heap cleanup
Michael Onken
18:06 Bug #1217: AE_6/AE_3 error-return paths skip heap cleanup
A second leak was discovered during fixing the orginally reported one.
translatePresentationContextList() also now...
Michael Onken
14:40 Bug #1218: wlmscpfs unchecked DcmElement* to DcmSequenceOfItems* cast
Bug reported by Abhinav Agarwal. Michael Onken
14:31 Bug #1218 (Closed): wlmscpfs unchecked DcmElement* to DcmSequenceOfItems* cast
Michael Onken
14:29 Bug #1218: wlmscpfs unchecked DcmElement* to DcmSequenceOfItems* cast
Fixed in commit f4e007468. Michael Onken
14:25 Bug #1216 (Closed): destroyUserInformationLists() leaks ExtNeg sub-items
Fixed with commit 23f181. Michael Onken
 

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