1249 matches found
JLSEC-2026-498
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From 1.0.9 to before 1.6.57, passing a pointer obtained from pnggetPLTE, pnggettRNS, or pnggethIST back into the corresponding setter on the same...
JLSEC-2026-497 Libgcrypt before 1.12.2 mishandles Dilithium signing
Libgcrypt before 1.12.2 mishandles Dilithium signing. Writes to a static array lack a bounds check but do not use attacker-controlled data...
JLSEC-2026-494 WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation.
ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob...
JLSEC-2026-493 JXL in GraphicsMagick before 1.3.46 lacks image dimension resource limits.
ReadJXLImage in JXL in GraphicsMagick before 1.3.46 lacks image dimension resource limits...
JLSEC-2026-495 GraphicsMagick before 8e56520 has a heap-based buffer over-read in ReadJXLImage in `coders/jxl.c`,...
GraphicsMagick before 8e56520 has a heap-based buffer over-read in ReadJXLImage in coders/jxl.c, related to an ImportViewPixelArea call...
JLSEC-2026-492
A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...
JLSEC-2026-491
Little CMS lcms2 through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the multiplication...
JLSEC-2026-490
Little CMS aka Little Color Management System 2.9 has an integer overflow in the AllocateDataSet function in cmscgats.c, leading to a heap-based buffer overflow in the SetData function via a crafted file in the second argument to cmsIT8LoadFromFile...
JLSEC-2026-489 A flaw was found in glib
A flaw was found in glib. This vulnerability allows a heap buffer overflow and denial-of-service DoS via an integer overflow in GLib's GIO GLib Input/Output escapebytestring function when processing malicious file or remote filesystem attribute values...
JLSEC-2026-488 A flaw was found in GLib (Gnome Lib)
A flaw was found in GLib Gnome Lib. This vulnerability allows a remote attacker to cause heap corruption, leading to a denial of service or potential code execution via a buffer-underflow in the GVariant parser when processing maliciously crafted input strings...
JLSEC-2026-487
A heap-based buffer overflow problem was found in glib through an incorrect calculation of buffer size in the gescapeuristring function. If the string to escape contains a very large number of unacceptable characters which would need escaping, the calculation of the length of the escaped string...
JLSEC-2026-485
libtiff up to v4.7.1 was discovered to contain a stack overflow via the readSeparateStripsIntoBuffer function...
JLSEC-2026-482
Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "TIFFVGetField" funtion in the component 'libtiff/tifdir.c'...
JLSEC-2026-481
Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "invertImage" function in the component "tiffcrop"...
JLSEC-2026-484
libtiff up to v4.7.1 was discovered to contain a NULL pointer dereference via the component libtiff/tifopen.c...
JLSEC-2026-480 zlib before 1.3.2 allows CPU consumption via `crc32_combine64` and `crc32_combine_gen64` because...
zlib before 1.3.2 allows CPU consumption via crc32combine64 and crc32combinegen64 because x2nmodp can do right shifts within a loop that has no termination condition...
JLSEC-2026-478
zlib through 1.2.12 has a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header extra field. NOTE: only applications that call inflateGetHeader are affected. Some common applications bundle the affected zlib source code but may be unable to call...
JLSEC-2026-479
MiniZip in zlib through 1.3 has an integer overflow and resultant heap-based buffer overflow in zipOpenNewFileInZip464 via a long filename, comment, or extra field. NOTE: MiniZip is not a supported part of the zlib product. NOTE: pyminizip through 0.2.6 is also vulnerable because it bundles an...
JLSEC-2026-477
zlib before 1.2.12 allows memory corruption when deflating i.e., when compressing if the input has many distant matches...
JLSEC-2026-476
A format string vulnerability in mpv through 0.33.0 allows user-assisted remote attackers to achieve code execution via a crafted m3u playlist file...
JLSEC-2026-475
A vulnerability was found in libX11 due to an integer overflow within the XCreateImage function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges...
JLSEC-2026-470 An integer overflow vulnerability leading to a double-free was found in libX11
An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality,...
JLSEC-2026-469 An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client...
An integer overflow leading to a heap-buffer overflow was found in The X Input Method XIM client was implemented in libX11 before version 1.6.10. As per upstream this is security relevant when setuid programs call XIM client functions while running with elevated privileges. No such programs are...
JLSEC-2026-463 Mbed TLS timing side channel in RSA and CBC/ECB decryption
In Mbed TLS through 4.0.0, there is a compiler-induced timing side channel in RSA and CBC/ECB decryption that only occurs with LLVM's select-optimize feature. TF-PSA-Crypto through 1.0.0 is also affected...
JLSEC-2026-467 Mbed TLS serialized session data is not cryptographically protected
An issue was discovered in Mbed TLS versions from 2.19.0 up to 3.6.5, Mbed TLS 4.0.0. Insufficient protection of serialized SSL context or session structures allows an attacker who can modify the serialized structures to induce memory corruption, leading to arbitrary code execution. This is cause...
JLSEC-2026-464 Mbed TLS might use cloned PSA random generator states
Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator PRNG...
JLSEC-2026-459
FreeType commit 22a0cccb4d9d002f33c1ba7a4b36812c7d4f46b5 was discovered to contain a segmentation violation via the function FTRequestSize...
JLSEC-2026-460 An out of bounds write exists in FreeType versions 2.13.0 and below when attempting to parse font...
An out of bounds write exists in FreeType versions 2.13.0 and below newer versions of FreeType are not vulnerable when attempting to parse font subglyph structures related to TrueType GX and variable font files. The vulnerable code assigns a signed short value to an unsigned long and then adds a...
JLSEC-2026-458
FreeType commit 53dfdcd8198d2b3201a23c4bad9190519ba918db was discovered to contain a segmentation violation via the function FNTSizeRequest...
JLSEC-2026-461 An integer overflow in the `tt_var_load_item_variation_store` function of the Freetype library in...
An integer overflow in the ttvarloaditemvariationstore function of the Freetype library in versions 2.13.2 and 2.13.3 may allow for an out of bounds read operation when parsing HVAR/VVAR/MVAR tables in OpenType variable fonts. This issue is fixed in version 2.14.2...
JLSEC-2026-456
Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page...
JLSEC-2026-445
Buffer Overflow vulnerability in oneonemapping function in progs/dumpentry.c:1373 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command...
JLSEC-2026-448
Buffer Overflow vulnerability in fmtentry function in progs/dumpentry.c:1116 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command...
JLSEC-2026-454 A vulnerability has been found in GNU ncurses up to 6.5-20250322 and classified as problematic
A vulnerability has been found in GNU ncurses up to 6.5-20250322 and classified as problematic. This vulnerability affects the function postprocesstermcap of the file tinfo/parseentry.c. The manipulation leads to stack-based buffer overflow. The attack needs to be approached locally. Upgrading to...
JLSEC-2026-447
Buffer Overflow vulnerability in fmtentry function in progs/dumpentry.c:1100 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command...
JLSEC-2026-446
Buffer Overflow vulnerability in ncfindentry function in tinfo/comphash.c:66 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command...
JLSEC-2026-453
ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable...
JLSEC-2026-442
In ncurses 6.1, there is a NULL pointer dereference at function ncparseentry in parseentry.c that will lead to a denial of service attack. The product proceeds to the dereference code path even after a "dubious character in name or alias field" detection...
JLSEC-2026-449
Buffer Overflow vulnerability in postprocessterminfo function in tinfo/parseentry.c:997 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command...
JLSEC-2026-443
There is a heap-based buffer over-read in the ncfindentry function in tinfo/comphash.c in the terminfo library in ncurses before 6.1-20191012...
JLSEC-2026-451
An issue was discovered in ncurses through v6.2-1. nccaptoinfo in captoinfo.c has a heap-based buffer overflow...
JLSEC-2026-444
There is a heap-based buffer over-read in the fmtentry function in tinfo/comphash.c in the terminfo library in ncurses before 6.1-20191012...
JLSEC-2026-441
Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. Chromium security severity: Critical...
JLSEC-2026-440
There exists a use after free/double free in libwebp. An attacker can use the ApplyFiltersAndEncode function and loop through to free best.bw and assign best = trial pointer. The second loop will then return 0 because of an Out of memory error in VP8 encoder, the pointer is still assigned to tria...
JLSEC-2026-396
When doing HTTPS transfers, libcurl might erroneously use the read callback CURLOPTREADFUNCTION to ask for data to send, even when the CURLOPTPOSTFIELDS option has been set, if the same handle previously was used to issue a PUT request which used that callback. This flaw may surprise the...
JLSEC-2026-394
When curl 7.84.0 saves cookies, alt-svc and hsts data to local files, it makes the operation atomic by finalizing the operation with a rename from a temporary name to the final target file name.In that rename operation, it might accidentally widen the permissions for the target file, leaving the...
JLSEC-2026-397
When curl is used to retrieve and parse cookies from a HTTPS server, itaccepts cookies using control codes that when later are sent back to a HTTPserver might make the server return 400 responses. Effectively allowing a"sister site" to deny service to all siblings...
JLSEC-2026-426 When using `CURLOPT_PINNEDPUBLICKEY` option with libcurl or `--pinnedpubkey` with the curl tool,curl...
When using CURLOPTPINNEDPUBLICKEY option with libcurl or --pinnedpubkey with the curl tool,curl should check the public key of the server certificate to verify the peer. This check was skipped in a certain condition that would then make curl allow the connection without performing the proper chec...
JLSEC-2026-395
When curl 7.84.0 does FTP transfers secured by krb5, it handles message verification failures wrongly. This flaw makes it possible for a Man-In-The-Middle attack to go unnoticed and even allows it to inject data to the client...
JLSEC-2026-398
curl before 7.86.0 has a double free. If curl is told to use an HTTP proxy for a transfer with a non-HTTPS URL, it sets up the connection to the remote server by issuing a CONNECT request to the proxy, and then tunnels the rest of the protocol through. An HTTP proxy might refuse this request HTTP...