CVE-2019-10723

An issue was discovered in PoDoFo 0.9.6. The PdfPagesTreeCache class in doc/PdfPagesTreeCache.cpp has an attempted excessive memory allocation because nInitialSize is not validated.

An issue was discovered in PoDoFo 0.9.6. The PdfPagesTreeCache class in doc/PdfPagesTreeCache.cpp has an attempted excessive memory allocation because nInitialSize is not validated.

These are all security issues fixed in the libpodofo-devel-0.9.7-3.1 package on the GA media of openSUSE Tumbleweed.

These are all security issues fixed in the libpodofo-0_10-devel-0.10.5-1.1 package on the GA media of openSUSE Tumbleweed.

This update for podofo fixes the following issues:

• CVE-2019-9199: Fixed a NULL pointer dereference in podofoimpose (bsc#1127855)
• CVE-2018-20797: Fixed an excessive memory allocation in PoDoFo:podofo_calloc (bsc#1127514)
• CVE-2019-10723: Fixed a memory leak in PdfPagesTreeCache (bsc#1131544)

This update for podofo fixes the following issues:

• CVE-2015-8981: Fixed heap overflow in the function ReadXRefSubsection (bsc#1023190)

• CVE-2017-6840: Fixed invalid memory read in ColorChanger::GetColorFromStack (colorchanger.cpp) (bsc#1027787)

• CVE-2017-6841: Fixed NULL pointer dereference in GraphicsStack::TGraphicsStackElement::~TGraphicsStackElement (graphicsstack.h) (bsc#1027786)

• CVE-2017-6842: Fixed NULL pointer dereference in ColorChanger::GetColorFromStack (colorchanger.cpp) (bsc#1027785)

• CVE-2017-6845: Fixed NULL pointer dereference in GraphicsStack::TGraphicsStackElement::SetNonStrokingColorSpace (graphicsstack.h) (bsc#1027779)

• CVE-2017-6849: Fixed NULL pointer dereference in PoDoFo::PdfColorGray::~PdfColorGray (PdfColor.cpp) (bsc#1027776)

• CVE-2017-8378: Fixed denial of service (application crash) vectors related to m_offsets.size (PdfParser::ReadObjects func in base/PdfParser.cpp) (bsc#1037000)

• CVE-2018-5308: Fixed Undefined behavior (memcpy with NULL pointer) in PdfMemoryOutputStream::Write (src/base/PdfOutputStream.cpp) (bsc#1075772)

• CVE-2019-10723: Fixed Memory leak in PdfPagesTreeCache class in doc/PdfPagesTreeCache.cpp (bsc#1131544)

• CVE-2019-9199: Fixed NULL pointer dereference in function PoDoFo:Impose:PdfTranslator:setSource() in pdftranslator.cpp (bsc#1127855)

• Fixed NULL pointer dereference in PdfInfo::GuessFormat (pdfinfo.cpp) (bsc#1023072)

It was discovered that the PoDoFo library could dereference a NULL pointer when getting the number of pages in a PDF. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2018-11255)

It was discovered that PoDoFo library incorrectly handled memory when computing an encryption key, which could lead to a buffer overflow. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. (CVE-2018-12983)

It was discovered that the PoDoFo library incorrectly handled memory allocation. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2018-20797)

It was discovered that the PoDoFo library did not properly validate memcpy arguments. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2018-5308)

It was discovered that the PoDoFo library incorrectly handled memory in the GetNextToken function, which could lead to a buffer overflow. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-5886)

It was discovered that the PoDoFo library could enter an infinite loop, which could lead to a stack overflow. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2018-8002, CVE-2020-18971, CVE-2021-30471, CVE-2021-30470)

It was discovered that the PoDoFo library incorrectly handled memory allocation due to nInitialSize not being validated. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2019-10723)