JLSEC-2026-41

Row security policies disregard user ID changes after inlining; PostgreSQL could permit incorrect policies to be applied in certain cases where role-specific policies are used and a given query is planned under one role and then executed under other roles. This scenario can happen under security...

JLSEC-2026-49

Incorrect privilege assignment in PostgreSQL allows a less-privileged application user to view or change different rows from those intended. An attack requires the application to use SET ROLE, SET SESSION AUTHORIZATION, or an equivalent feature. The problem arises when an application query uses...

JLSEC-2026-35

A flaw was found in postgresql. A purpose-crafted query can read arbitrary bytes of server memory. In the default configuration, any authenticated database user can complete this attack at will. The attack does not require the ability to create objects. If server settings include...

JLSEC-2026-42

IN THE EXTENSION SCRIPT, a SQL Injection vulnerability was found in PostgreSQL if it uses @extowner@, @extschema@, or @extschema:...@ inside a quoting construct dollar quoting, '', or "". If an administrator has installed files of a vulnerable, trusted, non-bundled extension, an attacker with...

JLSEC-2026-28

A flaw was found in the psql interactive terminal of PostgreSQL in versions before 13.1, before 12.5, before 11.10, before 10.15, before 9.6.20 and before 9.5.24. If an interactive psql session uses \gset when querying a compromised server, the attacker can execute arbitrary code as the operating...

JLSEC-2026-50

Incorrect control of environment variables in PostgreSQL PL/Perl allows an unprivileged database user to change sensitive process environment variables e.g. PATH. That often suffices to enable arbitrary code execution, even if the attacker lacks a database server operating system user. Versions...

JLSEC-2026-56

Missing validation of multibyte character length in PostgreSQL text manipulation allows a database user to issue crafted queries that achieve a buffer overrun. That suffices to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12,...

JLSEC-2026-55

Heap buffer overflow in PostgreSQL pgcrypto allows a ciphertext provider to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected...

JLSEC-2026-40

schemaelement defeats protective searchpath changes; It was found that certain database calls in PostgreSQL could permit an authed attacker with elevated database-level privileges to execute arbitrary code...

JLSEC-2026-47

Incomplete tracking in PostgreSQL of tables with row security allows a reused query to view or change different rows from those intended. CVE-2023-2455 and CVE-2016-2193 fixed most interaction between row security and user ID changes. They missed cases where a subquery, WITH query, security invok...

JLSEC-2026-24

It was found that PostgreSQL versions before 12.4, before 11.9 and before 10.14 did not properly sanitize the searchpath during logical replication. An authenticated attacker could use this flaw in an attack similar to CVE-2018-1058, in order to execute arbitrary SQL command in the context of the...

JLSEC-2026-25

It was found that some PostgreSQL extensions did not use searchpath safely in their installation script. An attacker with sufficient privileges could use this flaw to trick an administrator into executing a specially crafted script, during the installation or update of such extension. This affect...

JLSEC-2026-22

The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service assertion failure and application exit via a '!2' string...

JLSEC-2026-23

The SingleDocParser::HandleNode function in yaml-cpp aka LibYaml-C++ 0.5.3 allows remote attackers to cause a denial of service stack consumption and application crash via a crafted YAML file...

JLSEC-2026-21 Buffer Overflow vulnerability in function `bitwriter_grow_` in flac before 1.4.0 allows remote...

Buffer Overflow vulnerability in function bitwritergrow in flac before 1.4.0 allows remote attackers to run arbitrary code via crafted input to the encoder...

JLSEC-2026-20

Hyperium Hyper before 0.14.19 does not allow for customization of the maxheaderlistsize method in the H2 third-party software, allowing attackers to perform HTTP2 attacks...

JLSEC-2026-19 There's a memory leak in yajl 2.1.0 with use of `yajl_tree_parse` function

There's a memory leak in yajl 2.1.0 with use of yajltreeparse function. which will cause out-of-memory in server and cause crash...

JLSEC-2026-18

GNU patch through 2.7.6 contains a freeplinepend Double Free vulnerability in the function anotherhunk in pch.c that can cause a denial of service via a crafted patch file. NOTE: this issue exists because of an incomplete fix for CVE-2018-6952...

JLSEC-2026-16

In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c...

JLSEC-2026-14

An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuitdifftype function in pch.c, aka a "mangled rename" issue...

JLSEC-2026-12

GNU Patch version 2.7.6 contains an input validation vulnerability when processing patch files, specifically the EDITORPROGRAM invocation using ed can result in code execution. This attack appear to be exploitable via a patch file processed via the patch utility. This is similar to FreeBSD's...

JLSEC-2026-17

GNU patch through 2.7.6 is vulnerable to OS shell command injection that can be exploited by opening a crafted patch file that contains an ed style diff payload with shell metacharacters. The ed editor does not need to be present on the vulnerable system. This is different from CVE-2018-1000156...

JLSEC-2026-15

A double free exists in the anotherhunk function in pch.c in GNU patch through 2.7.6...

JLSEC-2026-13

doedscript in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: this is the same commit as for CVE-2019-13638, but the ! syntax is specific to ed, and is unrelated to a shell metacharacter...

JLSEC-2026-6 LIBPNG is a reference library for use in applications that read, create, and manipulate PNG...

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. Prior to 1.6.52, an out-of-bounds read vulnerability in libpng's simplified API allows reading up to 1012 bytes beyond the pngsRGBbase512 array when processing...

JLSEC-2026-11 LIBPNG is a reference library for use in applications that read, create, and manipulate PNG...

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. Prior to 1.6.55, an out-of-bounds read vulnerability exists in the pngsetquantize API function. When the function is called with no histogram and the number of...

JLSEC-2026-8 LIBPNG is a reference library for use in applications that read, create, and manipulate PNG...

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From 1.6.26 to 1.6.53, there is an integer truncation in the libpng simplified write API functions pngwriteimage16bit and pngwriteimage8bit causes heap buffer...

JLSEC-2026-9 Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of...

Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of service via the pngimage with AddressSanitizer ASan, the program leaks memory in various locations, eventually leading to high memory usage and causing the program to become unresponsive...

JLSEC-2026-10 Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of...

Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of service via pngcreatereadstruct function...

JLSEC-2026-7 LIBPNG is a reference library for use in applications that read, create, and manipulate PNG...

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From 1.6.51 to 1.6.53, there is a heap buffer over-read in the libpng simplified API function pngimagefinishread when processing interlaced 16-bit PNGs with...

JLSEC-2026-5 nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior to version 1.68.1, the nghttp2 library stops reading the incoming data when user facing public API nghttp2sessionterminatesession or nghttp2sessionterminatesession2 is called by the application. They might be...

JLSEC-2026-2 Envoy is a cloud-native high-performance edge/middle/service proxy

Envoy is a cloud-native high-performance edge/middle/service proxy. Envoy’s HTTP/2 codec may leak a header map and bookkeeping structures upon receiving RSTSTREAM immediately followed by the GOAWAY frames from an upstream server. In nghttp2, cleanup of pending requests due to receipt of the GOAWA...

JLSEC-2026-4 nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage to decode HPACK...

JLSEC-2026-1 In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of...

In nghttp2 before version 1.41.0, the overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes 2400 individual settings entries over and over again. The attack causes th...

JLSEC-2026-3 The HTTP/2 protocol allows a denial of service (server resource consumption) because request...

The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023...

JLSEC-2025-332 A flaw was found in libssh when using the ChaCha20 cipher with the OpenSSL library

A flaw was found in libssh when using the ChaCha20 cipher with the OpenSSL library. If an attacker manages to exhaust the heap space, this error is not detected and may lead to libssh using a partially initialized cipher context. This occurs because the OpenSSL error code returned aliases with th...

JLSEC-2025-331 LIBPNG is a reference library for use in applications that read, create, and manipulate PNG...

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, there is a heap buffer overflow vulnerability in the libpng simplified API function pngimagefinishread when processing...

JLSEC-2025-329 LIBPNG is a reference library for use in applications that read, create, and manipulate PNG...

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, a heap buffer over-read vulnerability exists in libpng's pngwriteimage8bit function when processing 8-bit images through t...

JLSEC-2025-328 LIBPNG is a reference library for use in applications that read, create, and manipulate PNG...

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. Prior to version 1.6.51, a heap buffer over-read vulnerability exists in libpng's pngdoquantize function when processing PNG files with malformed palette...

JLSEC-2025-330 LIBPNG is a reference library for use in applications that read, create, and manipulate PNG...

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, an out-of-bounds read vulnerability exists in pngimagereadcomposite when processing palette images with PNGFLAGOPTIMIZEALP...

JLSEC-2025-324 A flaw was found in rsync which could be triggered when rsync compares file checksums

A flaw was found in rsync which could be triggered when rsync compares file checksums. This flaw allows an attacker to manipulate the checksum length s2length to cause a comparison between a checksum and uninitialized memory and leak one byte of uninitialized stack data at a time...

JLSEC-2025-325 A flaw was found in rsync

A flaw was found in rsync. It could allow a server to enumerate the contents of an arbitrary file from the client's machine. This issue occurs when files are being copied from a client to a server. During this process, the rsync server will send checksums of local data to the client to compare wi...

JLSEC-2025-327 A flaw was found in rsync

A flaw was found in rsync. When using the --safe-links option, the rsync client fails to properly verify if a symbolic link destination sent from the server contains another symbolic link within it. This results in a path traversal vulnerability, which may lead to arbitrary file write outside the...

JLSEC-2025-326 A path traversal vulnerability exists in rsync

A path traversal vulnerability exists in rsync. It stems from behavior enabled by the --inc-recursive option, a default-enabled option for many client options and can be enabled by the server even if not explicitly enabled by the client. When using the --inc-recursive option, a lack of proper...

JLSEC-2025-319 A vulnerability was found in LibTIFF up to 4.7.0

A vulnerability was found in LibTIFF up to 4.7.0. It has been declared as problematic. Affected by this vulnerability is the function t2preadtiffinit of the file tools/tiff2pdf.c of the component fax2ps. The manipulation leads to null pointer dereference. The attack needs to be approached locally...

JLSEC-2025-253 `_TIFFCheckMalloc` and `_TIFFCheckRealloc` in `tif_aux.c` in LibTIFF through 4.0.10 mishandle...

TIFFCheckMalloc and TIFFCheckRealloc in tifaux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on compiler behavior that is undefined by the applicable C standards. This can, for example, lead to an application crash...

JLSEC-2025-264 Unchecked Return Value to NULL Pointer Dereference in tiffcrop in libtiff 4.3.0 allows attackers to...

Unchecked Return Value to NULL Pointer Dereference in tiffcrop in libtiff 4.3.0 allows attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit f2b656e2...

JLSEC-2025-256 In LibTIFF, there is a memory malloc failure in `tif_pixarlog.c`

In LibTIFF, there is a memory malloc failure in tifpixarlog.c. A crafted TIFF document can lead to an abort, resulting in a remote denial of service attack...

JLSEC-2025-307 A null pointer dereference issue was found in Libtiff's `tif_dir.c` file

A null pointer dereference issue was found in Libtiff's tifdir.c file. This issue may allow an attacker to pass a crafted TIFF image file to the tiffcp utility which triggers a runtime error that causes undefined behavior. This will result in an application crash, eventually leading to a denial o...

JLSEC-2025-258 A heap-based buffer overflow flaw was found in libtiff in the handling of TIFF images in libtiff's...

A heap-based buffer overflow flaw was found in libtiff in the handling of TIFF images in libtiff's TIFF2PDF tool. A specially crafted TIFF file can lead to arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability...