Accepting request 727274 from multimedia:libs

Update and sec patch

OBS-URL: https://build.opensuse.org/request/show/727274
OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/srt?expand=0&rev=8
This commit is contained in:
Dominique Leuenberger 2019-09-04 07:03:19 +00:00 committed by Git OBS Bridge
commit 4f90cfb76e
5 changed files with 210 additions and 4 deletions

192
CVE-2019-15784.patch Normal file
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@ -0,0 +1,192 @@
Index: srt-1.3.4/srtcore/queue.cpp
===================================================================
--- srt-1.3.4.orig/srtcore/queue.cpp
+++ srt-1.3.4/srtcore/queue.cpp
@@ -256,7 +256,7 @@ void CUnitQueue::makeUnitGood(CUnit * un
CSndUList::CSndUList():
m_pHeap(NULL),
- m_iArrayLength(4096),
+ m_iArrayLength(512),
m_iLastEntry(-1),
m_ListLock(),
m_pWindowLock(NULL),
@@ -273,32 +273,6 @@ CSndUList::~CSndUList()
pthread_mutex_destroy(&m_ListLock);
}
-void CSndUList::insert(int64_t ts, const CUDT* u)
-{
- CGuard listguard(m_ListLock);
-
- // increase the heap array size if necessary
- if (m_iLastEntry == m_iArrayLength - 1)
- {
- CSNode** temp = NULL;
-
- try
- {
- temp = new CSNode*[m_iArrayLength * 2];
- }
- catch(...)
- {
- return;
- }
-
- memcpy(temp, m_pHeap, sizeof(CSNode*) * m_iArrayLength);
- m_iArrayLength *= 2;
- delete [] m_pHeap;
- m_pHeap = temp;
- }
-
- insert_(ts, u);
-}
void CSndUList::update(const CUDT* u, EReschedule reschedule)
{
@@ -319,6 +293,8 @@ void CSndUList::update(const CUDT* u, ER
}
remove_(u);
+ insert_norealloc_(1, u);
+ return;
}
insert_(1, u);
@@ -366,7 +342,7 @@ int CSndUList::pop(sockaddr*& addr, CPac
// insert a new entry, ts is the next processing time
if (ts > 0)
- insert_(ts, u);
+ insert_norealloc_(ts, u);
return 1;
}
@@ -388,14 +364,47 @@ uint64_t CSndUList::getNextProcTime()
return m_pHeap[0]->m_llTimeStamp_tk;
}
+
+void CSndUList::realloc_()
+{
+ CSNode** temp = NULL;
+
+ try
+ {
+ temp = new CSNode *[2 * m_iArrayLength];
+ }
+ catch (...)
+ {
+ throw CUDTException(MJ_SYSTEMRES, MN_MEMORY, 0);
+ }
+
+ memcpy(temp, m_pHeap, sizeof(CSNode*) * m_iArrayLength);
+ m_iArrayLength *= 2;
+ delete[] m_pHeap;
+ m_pHeap = temp;
+}
+
+
void CSndUList::insert_(int64_t ts, const CUDT* u)
{
+ // increase the heap array size if necessary
+ if (m_iLastEntry == m_iArrayLength - 1)
+ realloc_();
+
+ insert_norealloc_(ts, u);
+}
+
+
+void CSndUList::insert_norealloc_(int64_t ts, const CUDT* u)
+{
CSNode* n = u->m_pSNode;
// do not insert repeated node
if (n->m_iHeapLoc >= 0)
return;
+ SRT_ASSERT(m_iLastEntry < m_iArrayLength);
+
m_iLastEntry ++;
m_pHeap[m_iLastEntry] = n;
n->m_llTimeStamp_tk = ts;
@@ -405,16 +414,12 @@ void CSndUList::insert_(int64_t ts, cons
while (p != 0)
{
p = (q - 1) >> 1;
- if (m_pHeap[p]->m_llTimeStamp_tk > m_pHeap[q]->m_llTimeStamp_tk)
- {
- CSNode* t = m_pHeap[p];
- m_pHeap[p] = m_pHeap[q];
- m_pHeap[q] = t;
- t->m_iHeapLoc = q;
- q = p;
- }
- else
- break;
+ if (m_pHeap[p]->m_llTimeStamp_tk <= m_pHeap[q]->m_llTimeStamp_tk)
+ break;
+
+ swap(m_pHeap[p], m_pHeap[q]);
+ m_pHeap[q]->m_iHeapLoc = q;
+ q = p;
}
n->m_iHeapLoc = q;
@@ -452,10 +457,8 @@ void CSndUList::remove_(const CUDT* u)
if (m_pHeap[q]->m_llTimeStamp_tk > m_pHeap[p]->m_llTimeStamp_tk)
{
- CSNode* t = m_pHeap[p];
- m_pHeap[p] = m_pHeap[q];
- m_pHeap[p]->m_iHeapLoc = p;
- m_pHeap[q] = t;
+ swap(m_pHeap[p], m_pHeap[q]);
+ m_pHeap[p]->m_iHeapLoc = p;
m_pHeap[q]->m_iHeapLoc = q;
q = p;
Index: srt-1.3.4/srtcore/queue.h
===================================================================
--- srt-1.3.4.orig/srtcore/queue.h
+++ srt-1.3.4/srtcore/queue.h
@@ -166,12 +166,6 @@ public:
static EReschedule rescheduleIf(bool cond) { return cond ? DO_RESCHEDULE : DONT_RESCHEDULE; }
- /// Insert a new UDT instance into the list.
- /// @param [in] ts time stamp: next processing time
- /// @param [in] u pointer to the UDT instance
-
- void insert(int64_t ts, const CUDT* u);
-
/// Update the timestamp of the UDT instance on the list.
/// @param [in] u pointer to the UDT instance
/// @param [in] resechedule if the timestampe shoudl be rescheduled
@@ -196,7 +190,26 @@ public:
uint64_t getNextProcTime();
private:
+
+ /// Doubles the size of the list.
+ ///
+ void realloc_();
+
+ /// Insert a new UDT instance into the list with realloc if required.
+ ///
+ /// @param [in] ts time stamp: next processing time
+ /// @param [in] u pointer to the UDT instance
void insert_(int64_t ts, const CUDT* u);
+
+ /// Insert a new UDT instance into the list without realloc.
+ /// Should be called if there is a gauranteed space for the element.
+ ///
+ /// @param [in] ts time stamp: next processing time
+ /// @param [in] u pointer to the UDT instance
+
+ void insert_norealloc_(int64_t ts, const CUDT* u);
+
+
void remove_(const CUDT* u);
private:

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@ -1,3 +0,0 @@
version https://git-lfs.github.com/spec/v1
oid sha256:fb2e50c027ebcf32f8ebf6525a29a15e765c7a94efb52ccc3c770a0384b1fbaf
size 878071

3
srt-1.3.4.tar.gz Normal file
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@ -0,0 +1,3 @@
version https://git-lfs.github.com/spec/v1
oid sha256:d3ddf3ad89eb93a4dbf44046775eb63e04780cc536781490d65321d78d4b19de
size 874289

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@ -1,3 +1,16 @@
-------------------------------------------------------------------
Fri Aug 30 12:47:57 UTC 2019 - Alexandros Toptsoglou <atoptsoglou@suse.com>
- Backported commit 47e5890 and 64875fa to fix CVE-2019-15784
(boo#1148844) and avoid a potential array overflow.
* Added CVE-2019-15784.patch
-------------------------------------------------------------------
Thu Aug 29 16:02:56 UTC 2019 - Alexandros Toptsoglou <atoptsoglou@suse.com>
- Update to version 1.3.4:
+ Various bugfixes and feature enhancments.
-------------------------------------------------------------------
Mon Aug 19 19:06:58 UTC 2019 - Bjørn Lie <bjorn.lie@gmail.com>

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@ -19,7 +19,7 @@
%define sover 1
Name: srt
Version: 1.3.3
Version: 1.3.4
Release: 0
Summary: Secure Reliable Transport (SRT)
License: MPL-2.0
@ -27,6 +27,7 @@ Group: Development/Libraries/C and C++
URL: https://www.srtalliance.org
Source0: https://github.com/Haivision/%{name}/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
Source99: baselibs.conf
Patch0: CVE-2019-15784.patch
BuildRequires: cmake
BuildRequires: fdupes