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Search Results (346603 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2019-19637 1 Saitoha 1 Libsixel 2026-04-24 9.8 Critical
An issue was discovered in libsixel 1.8.2. There is an integer overflow in the function sixel_decode_raw_impl at fromsixel.c.
CVE-2019-19638 1 Saitoha 1 Libsixel 2026-04-24 9.8 Critical
An issue was discovered in libsixel 1.8.2. There is a heap-based buffer overflow in the function load_pnm at frompnm.c, due to an integer overflow.
CVE-2019-19777 2 Nothings, Saitoha 2 Stb Image.h, Libsixel 2026-04-24 8.8 High
stb_image.h (aka the stb image loader) 2.23, as used in libsixel and other products, has a heap-based buffer over-read in stbi__load_main.
CVE-2019-19778 1 Saitoha 1 Libsixel 2026-04-24 8.8 High
An issue was discovered in libsixel 1.8.2. There is a heap-based buffer over-read in the function load_sixel at loader.c.
CVE-2019-20023 1 Saitoha 1 Libsixel 2026-04-24 6.5 Medium
A memory leak was discovered in image_buffer_resize in fromsixel.c in libsixel 1.8.4.
CVE-2019-20024 1 Saitoha 1 Libsixel 2026-04-24 6.5 Medium
A heap-based buffer overflow was discovered in image_buffer_resize in fromsixel.c in libsixel before 1.8.4.
CVE-2019-20094 1 Saitoha 1 Libsixel 2026-04-24 8.8 High
An issue was discovered in libsixel 1.8.4. There is a heap-based buffer overflow in the function gif_init_frame at fromgif.c.
CVE-2019-3573 1 Saitoha 1 Libsixel 2026-04-24 N/A
In libsixel v1.8.2, there is an infinite loop in the function sixel_decode_raw_impl() in the file fromsixel.c, as demonstrated by sixel2png.
CVE-2019-3574 1 Saitoha 1 Libsixel 2026-04-24 N/A
In libsixel v1.8.2, there is a heap-based buffer over-read in the function load_jpeg() in the file loader.c, as demonstrated by img2sixel.
CVE-2020-21050 1 Saitoha 1 Libsixel 2026-04-24 6.5 Medium
Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_process_raster at fromgif.c.
CVE-2020-21547 1 Saitoha 1 Libsixel 2026-04-24 8.8 High
Libsixel 1.8.2 contains a heap-based buffer overflow in the dither_func_fs function in tosixel.c.
CVE-2020-21548 1 Saitoha 1 Libsixel 2026-04-24 8.8 High
Libsixel 1.8.3 contains a heap-based buffer overflow in the sixel_encode_highcolor function in tosixel.c.
CVE-2020-21677 1 Saitoha 1 Libsixel 2026-04-24 6.5 Medium
A heap-based buffer overflow in the sixel_encoder_output_without_macro function in encoder.c of Libsixel 1.8.4 allows attackers to cause a denial of service (DOS) via converting a crafted PNG file into Sixel format.
CVE-2020-36120 1 Saitoha 1 Libsixel 2026-04-24 7.5 High
Buffer Overflow in the "sixel_encoder_encode_bytes" function of Libsixel v1.8.6 allows attackers to cause a Denial of Service (DoS).
CVE-2022-29977 1 Saitoha 1 Libsixel 2026-04-24 6.5 Medium
There is an assertion failure error in stbi__jpeg_huff_decode, stb_image.h:1894 in libsixel img2sixel 1.8.6. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted JPEG file.
CVE-2022-29978 1 Saitoha 1 Libsixel 2026-04-24 6.5 Medium
There is a floating point exception error in sixel_encoder_do_resize, encoder.c:633 in libsixel img2sixel 1.8.6. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted JPEG file.
CVE-2018-14072 1 Saitoha 1 Libsixel 2026-04-24 N/A
libsixel 1.8.1 has a memory leak in sixel_decoder_decode in decoder.c, image_buffer_resize in fromsixel.c, and sixel_decode_raw in fromsixel.c.
CVE-2018-19757 1 Saitoha 1 Libsixel 2026-04-24 N/A
There is a NULL pointer dereference at function sixel_helper_set_additional_message (status.c) in libsixel 1.8.2 that will cause a denial of service.
CVE-2026-32186 1 Microsoft 1 Bing 2026-04-24 10 Critical
Server-side request forgery (ssrf) in Microsoft Bing allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-40372 1 Microsoft 1 Asp.net Core 2026-04-24 9.1 Critical
Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.