In text_to_glyphs in sushi-font-widget.c in gnome-font-viewer 3.34.0, there is a NULL pointer dereference while parsing a TTF font file that lacks a name section (due to a g_strconcat call that returns NULL).

In GNOME evolution-data-server before 3.35.91, a malicious server can crash the mail client with a NULL pointer dereference by sending an invalid (e.g., minimal) CAPABILITY line on a connection attempt. This is related to imapx_free_capability and imapx_connect_to_server.

An error within the "tar_directory_for_file()" function (gsf-infile-tar.c) in GNOME Structured File Library before 1.14.41 can be exploited to trigger a Null pointer dereference and subsequently cause a crash via a crafted TAR file.

The _rsvg_css_normalize_font_size function in librsvg 2.40.2 allows context-dependent attackers to cause a denial of service (stack consumption and application crash) via circular definitions in an SVG document.

Array index error in the hb_ot_layout_build_glyph_classes function in pango/opentype/hb-ot-layout.cc in Pango before 1.27.1 allows context-dependent attackers to cause a denial of service (application crash) via a crafted font file, related to building a synthetic Glyph Definition (aka GDEF) table by using this font's charmap and the Unicode property database.

Integer overflow in the ImageStream::ImageStream function in Stream.cc in Xpdf before 3.02pl4 and Poppler before 0.12.1, as used in GPdf, kdegraphics KPDF, and CUPS pdftops, allows remote attackers to cause a denial of service (application crash) via a crafted PDF document that triggers a NULL pointer dereference or buffer over-read.

librsvg before 2.40.12 allows context-dependent attackers to cause a denial of service (infinite loop, stack consumption, and application crash) via cyclic references in an SVG document.

The _rsvg_node_poly_build_path function in rsvg-shapes.c in librsvg before 2.40.7 allows context-dependent attackers to cause a denial of service (out-of-bounds heap read) via an odd number of elements in a coordinate pair in an SVG document.

GNOME gThumb before 3.10.1 allows an application crash via a malformed JPEG image.

The OAuth implementation in librest before 0.7.93 incorrectly truncates the pointer returned by the rest_proxy_call_get_url function, which allows remote attackers to cause a denial of service (application crash) via running the EnsureCredentials method from the org.gnome.OnlineAccounts.Account interface on an object representing a Flickr account.

libpango in Pango 1.40.8 through 1.42.3, as used in hexchat and other products, allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via crafted text with invalid Unicode sequences.

ephy-session.c in libephymain.so in GNOME Web (aka Epiphany) through 3.28.2.1 allows remote attackers to cause a denial of service (application crash) via JavaScript code that triggers access to a NULL URL, as demonstrated by a crafted window.open call.

GNOME Rhythmbox 0.11.5 allows remote attackers to cause a denial of service (segmentation fault and crash) via a playlist (.pls) file with a long Title field, possibly related to the g_hash_table_lookup function in b-playlist-manager.c.

There is a heap-based buffer over-read in the function ft_font_face_hash of gxps-fonts.c in libgxps through 0.3.0. A crafted input will lead to a remote denial of service attack.

There is a stack-based buffer over-read in calling GLib in the function gxps_images_guess_content_type of gxps-images.c in libgxps through 0.3.0 because it does not reject negative return values from a g_input_stream_read call. A crafted input will lead to a remote denial of service attack.

Heap-based buffer overflow in the ms_escher_get_data function in plugins/excel/ms-escher.c in GNOME Office Gnumeric before 1.12.9 allows remote attackers to cause a denial of service (crash) via a crafted xls file with a crafted length value.

evince is missing a check on number of pages which can lead to a segmentation fault

The cr_tknzr_parse_comment function in cr-tknzr.c in libcroco 0.6.12 allows remote attackers to cause a denial of service (memory allocation error) via a crafted CSS file.

The cr_input_new_from_uri function in cr-input.c in libcroco 0.6.11 and 0.6.12 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted CSS file.

The make_available_at_least function in io-tiff.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (infinite loop) via a large TIFF file.

Integer overflow in io-ico.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (segmentation fault and application crash) via a crafted image entry offset in an ICO file, which triggers an out-of-bounds read, related to compiler optimizations.

gio/gsocketclient.c in GNOME GLib 2.59.2 does not ensure that a parent GTask remains alive during the execution of a connection-attempting enumeration, which allows remote attackers to cause a denial of service (g_socket_client_connected_callback mishandling and application crash) via a crafted web site, as demonstrated by GNOME Web (aka Epiphany).

The gdk_pixbuf__gif_image_load function in gdk-pixbuf/io-gif.c in gdk-pixbuf before 2.23.5 does not properly handle certain return values, which allows remote attackers to cause a denial of service (memory consumption) via a crafted GIF image file.

In xml.rs in GNOME librsvg before 2.46.2, a crafted SVG file with nested patterns can cause denial of service when passed to the library for processing. The attacker constructs pattern elements so that the number of final rendered objects grows exponentially.

The OneLine32 function in io-ico.c in gdk-pixbuf before 2.35.3 allows remote attackers to cause a denial of service (out-of-bounds write and crash) via crafted dimensions in an ICO file.

Eye of GNOME (aka eog) 3.16.5, 3.17.x, 3.18.x before 3.18.3, 3.19.x, and 3.20.x before 3.20.4, when used with glib before 2.44.1, allow remote attackers to cause a denial of service (out-of-bounds write and crash) via vectors involving passing invalid UTF-8 to GMarkup.

The rsvg_pattern_fix_fallback function in rsvg-paint_server.c in librsvg2 2.40.2 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted svg file.

The gdk-pixbuf configuration in Mozilla Firefox before 43.0 on Linux GNOME platforms incorrectly enables the TGA decoder, which allows remote attackers to cause a denial of service (heap-based buffer overflow) via a crafted Truevision TGA image.

GNOME GLib 2.56.1 has an out-of-bounds read vulnerability in g_markup_parse_context_parse() in gmarkup.c, related to utf8_str().

GNOME gdk-pixbuf (aka GdkPixbuf) before 2.42.2 allows a denial of service (infinite loop) in lzw.c in the function write_indexes. if c->self_code equals 10, self->code_table[10].extends will assign the value 11 to c. The next execution in the loop will assign self->code_table[11].extends to c, which will give the value of 10. This will make the loop run infinitely. This bug can, for example, be triggered by calling this function with a GIF image with LZW compression that is crafted in a special way.

libephymain.so in GNOME Web (aka Epiphany) through 3.28.2.1 allows remote attackers to cause a denial of service (application crash) via certain window.open and document.write calls.

In GNOME GLib 2.56.1, g_markup_parse_context_end_parse() in gmarkup.c has a NULL pointer dereference.

In GNOME Balsa before 2.6.0, a malicious server operator or man in the middle can trigger a NULL pointer dereference and client crash by sending a PREAUTH response to imap_mbox_connect in libbalsa/imap/imap-handle.c.

gdk-pixbuf-thumbnailer.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to printing an error message.

GNOME Nautilus 42.2 allows a NULL pointer dereference and get_basename application crash via a pasted ZIP archive.

The _xrealloc function in xlsp_xmalloc.c in OpenSLP 2.0.0 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a large number of crafted packets, which triggers a memory allocation failure.

SAP CommonCryptoLib version 8.5.38 or lower is vulnerable to null pointer dereference vulnerability when an unauthenticated attacker sends crafted malicious data in the HTTP requests over the network, this causes the SAP application to crash and has high impact on the availability of the SAP system.

libming 0.4.8 has a NULL pointer dereference in the getInt function of the decompile.c file. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted swf file.

WebKit in Google Chrome before Blink M11 and M12 does not properly handle counter nodes, which allows remote attackers to cause a denial of service (memory corruption).

A NULL pointer dereference vulnerability exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT data sent via the server could potentially result in a denial of service vulnerability. A malicious server can send a packet starting with a NULL byte triggering the vulnerability.

An invalid memory address dereference was discovered in the function getName in libming 0.4.8 for CONSTANT16 data. The vulnerability causes a segmentation fault and application crash, which leads to denial of service.

An invalid memory address dereference was discovered in getString in util/decompile.c in libming 0.4.8 for CONSTANT16 data. The vulnerability causes a segmentation fault and application crash, which leads to denial of service.

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. When the number of windows exceeds the available space, a crash due to a NULL pointer dereference would occur.

In Ceph before 12.2.3 and 13.x through 13.0.1, the rgw_civetweb.cc RGWCivetWeb::init_env function in radosgw doesn't handle malformed HTTP headers properly, allowing for denial of service.

An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::VP8XChunk class.

A NULL pointer dereference in XFAForm::scanFields in XFAForm.cc in xpdf 4.00 allows attackers to launch denial of service via a specific pdf file, as demonstrated by pdftohtml.

IOAcceleratorFamily in Apple iOS before 9.3.2, OS X before 10.11.5, and tvOS before 9.2.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted app.

An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted messages, an attacker can cause a NULL pointer dereference, which can cause the product to crash.

A denial of service vulnerability exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT data sent via the server could potentially result in a null pointer dereference. A malicious server or an attacker who intercepts the network traffic can send invalid data to trigger this vulnerability and cause a crash.

The swap_std_reloc_in function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (aout_32_swap_std_reloc_out NULL pointer dereference and application crash) via a crafted ELF file, as demonstrated by objcopy.