Ecosystem
Debian
61,983 known vulnerabilities.
Most affected packages
11,636 results · Clear filters · Feed
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Medium 6.5
DNS over HTTPS ACL bypass
When the early_acl_drop (earlyACLDrop in Lua) option is disabled (default is enabled) on a DNS over HTTPs frontend using the nghttp2 provider, the ACL check is skipped, allowing all clients to send DoH queries regardless of the configured ACL.
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Medium 5.3
Out-of-bounds read when parsing DNS packets via Lua
An attacker might be able to trigger an out-of-bounds read by sending a crafted DNS response packet, when custom Lua code uses newDNSPacketOverlay to parse DNS packets. The out-of-bounds read might trigger a crash, leading to a denial of service, or access un…
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Medium 5.3
Nothings stb Multi-frame GIF File stb_image.h stbi__load_gif_main double free
A weakness has been identified in Nothings stb up to 2.30. This impacts the function stbi__load_gif_main of the file stb_image.h of the component Multi-frame GIF File Handler. This manipulation causes double free. The attack requires local access. The exploit…
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Medium 5.3
Nothings stb_image Multi-frame GIF File stb_image.h stbi__gif_load_next heap-based overflow
A security flaw has been discovered in Nothings stb_image up to 2.30. This affects the function stbi__gif_load_next of the file stb_image.h of the component Multi-frame GIF File Handler. The manipulation results in heap-based buffer overflow. The attack requi…
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Medium 5.0
OpenStack Glance is affected by Server-Side Request Forgery (SSRF)
OpenStack Glance before 29.1.1, 30.x before 30.1.1, and 31.0.0 is affected by Server-Side Request Forgery (SSRF). By use of HTTP redirects, an authenticated user can bypass URL validation checks and redirect to internal services. Only glance image import func…
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Medium 5.9
Serialize JavaScript has CPU Exhaustion Denial of Service via crafted array-like objects
Serialize JavaScript to a superset of JSON that includes regular expressions and functions. Prior to version 7.0.5, there is a Denial of Service (DoS) vulnerability caused by CPU exhaustion. When serializing a specially crafted "array-like" object (an object …
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Medium 6.8
Moby: Off-by-one error in plugin privilege validation
Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows plugins privilege validation to be bypassed during docker plugin install. Due to an error in the daemon's privilege comparison logic, t…
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Medium 5.3
FreeRDP: Possible double free in kerberos_AcceptSecurityContext
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a double-free vulnerability in kerberos_AcceptSecurityContext() and kerberos_InitializeSecurityContextA() (WinPR, winpr/libwinpr/sspi/Kerberos/kerberos.c) can cause a cr…
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Medium 5.9
FreeRDP: ClearCodec Glyph Cache Count Desync - Heap OOB Read
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, pixel data from adjacent heap memory is rendered to screen, potentially leaking sensitive data to the attacker. This issue has been patched in version 3.24.2.
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Medium 6.5
FreeRDP: Progressive Codec Quant BYTE Underflow - UB + CPU DoS
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, progressive_decompress_tile_upgrade() detects a mismatch via progressive_rfx_quant_cmp_equal() but only emits WLog_WARN, execution continues. The wrapped value (247) is …
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Medium 6.0
FreeRDP: DoS via WINPR_ASSERT in rts_read_auth_verifier_no_checks
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, an unvalidated auth_length field read from the network triggers a WINPR_ASSERT() failure in rts_read_auth_verifier_no_checks(), causing any FreeRDP client connecting thr…
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Medium 6.9
FreeRDP: DoS via WINPR_ASSERT in IMA ADPCM audio decoder (dsp.c:331)
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a malicious RDP server can crash the FreeRDP client by sending audio data in IMA ADPCM format with an invalid initial step index value (>= 89). The unvalidated step inde…
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Medium 5.9
Botan: Missing OCSP Response Signature Verification Allows MitM Certificate Revocation Bypass
Botan is a C++ cryptography library. From version 3.0.0 to before version 3.11.0, during X509 path validation, OCSP responses were checked for an appropriate status code, but critically omitted verifying the signature of the OCSP response itself. This issue h…
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Medium 5.9
Botan: Case-Insensitive CN Values Bypass DNS excludedSubtrees Name Constraints (RFC 5280 Violation)
Botan is a C++ cryptography library. Prior to version 3.11.0, during processing of an X.509 certificate path using name constraints which restrict the set of allowable DNS names, if no subject alternative name is defined in the end-entity certificate Botan wo…
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Medium 5.9
A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, poten…
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Medium 5.3
A memory leak occurs in Node.js HTTP/2 servers when a client sends WINDOW_UPDATE frames on stream 0 (connection-level) …
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Medium 5.9CVE-2026-21717 Public exploit
A flaw in V8's string hashing mechanism causes integer-like strings to be hashed to their numeric value, making hash co…
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Medium 5.9
Libsoup: libsoup: information disclosure via cleartext transmission of cookies during https tunnel establishment
A flaw was found in libsoup. When establishing HTTPS tunnels through a configured HTTP proxy, sensitive session cookies are transmitted in cleartext within the initial HTTP CONNECT request. A network-positioned attacker or a malicious HTTP proxy can intercept…
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Medium 4.2
FRRouting FRR EVPN Type-2 Route bgp_evpn.c process_type2_route access control
A vulnerability has been found in FRRouting FRR up to 10.5.1. This affects the function process_type2_route of the file bgpd/bgp_evpn.c of the component EVPN Type-2 Route Handler. The manipulation leads to improper access controls. The attack can be initiated…
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Medium 5.8
LibJWT has NULL/bounds validation in JWK octet and RSA PSS parsing
LibJWT is a C JSON Web Token Library. Starting in version 3.0.0 and prior to version 3.3.0, the JWK parsing for RSA-PSS did not protect against a NULL value when expecting to parse JSON string values. A specially crafted JWK file could exploit this behavior b…
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Medium 5.3CVE-2026-33936 Public exploit
python-ecdsa: Denial of Service via improper DER length validation in crafted private keys
The `ecdsa` PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Prio…
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Medium 4.3
dloebl CGIF GIF Image cgif.c cgif_addframe integer overflow
A vulnerability was identified in dloebl CGIF up to 0.5.2. This vulnerability affects the function cgif_addframe of the file src/cgif.c of the component GIF Image Handler. The manipulation of the argument width/height leads to integer overflow. The attack may…
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Medium 4.7
Handlebars.js has Prototype Pollution Leading to XSS through Partial Template Injection
Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, `resolvePartial()` in the Handlebars runtime resolves partial names via a plain property lookup on `options.partials` without guarding against prot…
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Medium 5.4
Varnish Cache before 8.0.1 and Varnish Enterprise before 6.0.16r12, in certain unchecked req.url scenarios, mishandle U…
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Medium 6.3
Improper Restriction of XML External Entity Reference in Inkscape
A local file disclosure vulnerability in the XInclude processing component of Inkscape 1.1 before 1.3 allows a remote attacker to read local files via a crafted SVG file containing malicious xi:include tags.
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Medium 6.5
brace-expansion: Zero-step sequence causes process hang and memory exhaustion
The brace-expansion library generates arbitrary strings containing a common prefix and suffix. Prior to versions 5.0.5, 3.0.2, 2.0.3, and 1.1.13, a brace pattern with a zero step value (e.g., `{1..2..0}`) causes the sequence generation loop to run indefinitel…
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Medium 4.8
calibre has Server-Side Request Forgery in ebook viewer backend
calibre is a cross-platform e-book manager for viewing, converting, editing, and cataloging e-books. Prior to version 9.6.0, a Server-Side Request Forgery vulnerability in the background-image endpoint of calibre e-book reader's web view allows an attacker to…
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Medium 5.3
A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably form…
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Medium 4.3
Sending "NOOP (((...)))" command with 4000 parenthesis open+close results in ~1MB extra memory usage. Longer commands w…
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Medium 6.8
Dovecot OTP authentication is vulnerable to replay attack under specific conditions. If auth cache is enabled, and user…
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Medium 5.3
When dovecot has been configured to use per-domain passwd files, and they are placed one path component above /etc, or …
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Medium 5.3
When sending invalid base64 SASL data, login process is disconnected from the auth server, causing all active authentic…
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Medium 4.3
Dovecot has provided a script to use for attachment to text conversion. This script unsafely handles zip-style attachme…
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Medium 5.5
Firewalld: firewalld: local unprivileged user can modify firewall state due to d-bus setter mis-authorization
A flaw was found in firewalld. A local unprivileged user can exploit this vulnerability by mis-authorizing two runtime D-Bus (Desktop Bus) setters, setZoneSettings2 and setPolicySettings. This mis-authorization allows the user to modify the runtime firewall s…
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Medium 5.9
In OCaml through 4.14.3, Bigarray.reshape allows an integer overflow, and resultant reading of arbitrary memory, when u…
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Medium 5.3
MapServer has heap buffer overflow in SLD `Categorize` Threshold parsing
MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD (Styled Layer Descriptor) parser lets a remote, unauthenticated attacker crash the MapServer p…
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Medium 4.6
pypdf: Possible infinite loop during recovery attempts in DictionaryObject.read_from_stream
pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.2 have a vulnerability in which an attacker can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode. This has been fixed in pypdf 6.9.2. If…
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Medium 6.5
Incus vulnerable to denial of source through crafted bucket backup file
Incus is a system container and virtual machine manager. Prior to version 6.23.0, a specially crafted storage bucket backup can be used by an user with access to Incus' storage bucket feature to crash the Incus daemon. Repeated use of this attack can be used …
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Medium 4.7
Incus vulnerable to local privilege escalation through VM screenshot path
Incus is a system container and virtual machine manager. Incus provides an API to retrieve VM screenshots. That API relies on the use of a temporary file for QEMU to write the screenshot to which is then picked up and sent to the user prior to deletion. As ve…
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Medium 5.7
Incus does not verify combined fingerprint when downloading images from simplestreams servers
Incus is a system container and virtual machine manager. Prior to version 6.23.0, a lack of validation of the image fingerprint when downloading from simplestreams image servers opens the door to image cache poisoning and under very narrow circumstances expos…