CLSA-2026-1786034768 expat: Fix of CVE-2026-56407

CVE-2026-56407: signed integer overflow in doProlog when an internal entity value longer than INTMAX XMLChars truncates ENTITY.textLen to a negative length...

CVE-2026-11743

The SF32LB MPI QSPI NOR flash driver drivers/flash/flashsf32lbmpiqspinor.c validated the flash offset and length on its read and write paths with the test offset + size data-size. Because offset is a signed offt while size is unsigned, a negative offset is converted to a large unsigned value and...

JLSEC-2026-1185 FFmpeg through 8.1.2, fixed in commit aafb5c6, contains a signed integer overflow vulnerability...

FFmpeg through 8.1.2, fixed in commit aafb5c6, contains a signed integer overflow vulnerability in the MACE6 audio decoder that allows attackers to corrupt heap memory by supplying a crafted CAF file with a malicious bytesperpacket value. Attackers can craft a CAF file with oversized bytesperpack...

PT-2026-69434

Name of the Vulnerable Software and Affected Versions GIMP affected versions not specified Description A signed integer overflow occurs in the file-fli plugin when processing FLI image files. The issue stems from an incorrect calculation during memory allocation for image buffers, where multiplyi...

MiracleLinux 9 : gstreamer1-plugins-bad-free-1.22.12-7.el9_8.1 (AXSA:2026-1479:03)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1479:03 advisory. gstreamer1-plugins-bad-free: GStreamer: Denial of service via AV1 tilelistobu parser byte/bit confusion CVE-2026-52718 gstreamer1-plugins-bad-free:...

CVE-2026-70628

FFmpeg versions from 0.5 up to, but not including, 9.0 contain a signed integer overflow vulnerability in the DVB subtitle parser in libavcodec/dvbsubparser.c that allows attackers to trigger a heap buffer overflow by supplying a crafted WTV file. The overflow causes the bounds-check guard...

CVE-2026-70628

FFmpeg versions from 0.5 up to, but not including, 9.0 contain a signed integer overflow vulnerability in the DVB subtitle parser in libavcodec/dvbsubparser.c that allows attackers to trigger a heap buffer overflow by supplying a crafted WTV file. The overflow causes the bounds-check guard...

CVE-2026-70628 FFmpeg 0.5 < 9.0 DVB Subtitle Parser Heap Buffer Overflow via WTV File

FFmpeg versions from 0.5 up to, but not including, 9.0 contain a signed integer overflow vulnerability in the DVB subtitle parser in libavcodec/dvbsubparser.c that allows attackers to trigger a heap buffer overflow by supplying a crafted WTV file. The overflow causes the bounds-check guard...

CVE-2026-70628

FFmpeg versions from 0.5 up to, but not including, 9.0 contain a signed integer overflow vulnerability in the DVB subtitle parser in libavcodec/dvbsubparser.c that allows attackers to trigger a heap buffer overflow by supplying a crafted WTV file. The overflow causes the bounds-check guard...

CVE-2026-70628 FFmpeg 0.5 < 9.0 DVB Subtitle Parser Heap Buffer Overflow via WTV File

FFmpeg versions from 0.5 up to, but not including, 9.0 contain a signed integer overflow vulnerability in the DVB subtitle parser in libavcodec/dvbsubparser.c that allows attackers to trigger a heap buffer overflow by supplying a crafted WTV file. The overflow causes the bounds-check guard...

CLSA-2026-1786029018 expat: Fix of CVE-2026-56407

CVE-2026-56407: signed integer overflow in doProlog when an internal entity value longer than INTMAX XMLChars truncates ENTITY.textLen to a negative length...

CLSA-2026-1785839292 openssl: Fix of 5 CVEs

CVE-2026-7383: fix signed integer overflow when sizing Unicode output in ASN1mbstringncopy - CVE-2026-9076: fix heap out-of-bounds read in kekunwrapkey check-byte validation - CVE-2026-28388: fix NULL pointer dereference when delta CRL lacks the CRL Number extension - CVE-2026-34180: avoid length...

openssl: Fix of 5 CVEs

CVE-2026-7383: fix signed integer overflow when sizing Unicode output in ASN1mbstringncopy - CVE-2026-9076: fix heap out-of-bounds read in kekunwrapkey check-byte validation - CVE-2026-28388: fix NULL pointer dereference when delta CRL lacks the CRL Number extension - CVE-2026-34180: avoid length...

CLSA-2026-1786027135 expat: Fix of CVE-2026-56407

CVE-2026-56407: prevent signed integer overflow of the entity textLen field by capping the entityValuePool length at INTMAX in doProlog...

CLSA-2026-1786009839 expat: Fix of 3 CVEs

CVE-2026-56131: fix use-after-free from calling XMLResumeParser inside a handler by adding handler call depth tracking and rejecting re-entrant calls - CVE-2026-56407: fix signed integer overflow of entity textLen in doProlog for entity values larger than INTMAX - CVE-2026-56408: fix integer...

CLSA-2026-1786009697 expat: Fix of 3 CVEs

CVE-2026-56131: fix use-after-free from calling XMLResumeParser inside a handler by adding handler call depth tracking and rejecting re-entrant calls - CVE-2026-56407: fix signed integer overflow of entity textLen in doProlog for entity values larger than INTMAX - CVE-2026-56408: fix integer...

CLSA-2026-1786009371 expat: Fix of 3 CVEs

CVE-2026-56131: fix use-after-free from calling XMLResumeParser inside a handler by adding handler call depth tracking and rejecting re-entrant calls - CVE-2026-56407: fix signed integer overflow of entity textLen in doProlog for entity values larger than INTMAX - CVE-2026-56408: fix integer...

CVE-2026-70628: Integer Overflow or Wraparound

FFmpeg versions from 0.5 up to, but not including, 9.0 contain a signed integer overflow vulnerability in the DVB subtitle parser in libavcodec/dvbsubparser.c that allows attackers to trigger a heap buffer overflow by supplying a crafted WTV file. The overflow causes the bounds-check guard...

PT-2026-68784

Name of the Vulnerable Software and Affected Versions FFmpeg versions 0.5 through 8.x Description A signed integer overflow exists in the DVB subtitle parser within libavcodec/dvbsub parser.c. An attacker can trigger a heap buffer overflow by providing a specially crafted WTV file. This occurs wh...

CLSA-2026-1785945124 Fix CVE(s): CVE-2026-56407

SECURITY UPDATE: signed integer overflow in XML entity value length - debian/patches/CVE-2026-56407.patch: cap entity textLen against signed integer overflow in doProlog backport of libexpat commit 30c2fc1, PR 1262. - CVE-2026-56407...