Ecosystem
Debian
61,835 known vulnerabilities.
Most affected packages
61,784 results · Feed
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Medium 6.0
pypdf: Possible long runtimes/large memory usage when retrieving form fields
pypdf is a free and open-source pure-python PDF library. Prior to 6.21.0, an attacker can craft a PDF that causes large memory usage or long runtimes when an application retrieves the document's form fields. This issue is fixed in version 6.21.0.
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High 7.5
Out-of-bounds Read in ntpsec
Out-of-bounds read in NTS extension field parsing in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to crash the daemon via an NTS Authenticator and Encrypted Extension Fields (AEEF) field with an oversized nonce length.
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Medium 5.2
Out-of-bounds Read in ntpsec
Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control (@@Gc) reply with an out-of-range mode byte.
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Medium 6.4
Heap-based Buffer Overflow in ntpsec
Heap-based buffer overflow in the JJY refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the Telephone JJY time source to corrupt memory or crash ntpd via more than six time replies.
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High 7.5
Reachable Assertion in ntpsec
Reachable exit in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to terminate the daemon via an NTS request with excess NTS Cookie Placeholder extension fields.
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Low 3.7
Undertow: undertow: pathresourcemanager safepaths check allows sibling-directory symlink traversal
A flaw was found in the PathResourceManager component of the Undertow web server. This component is responsible for serving static files from the file system. The issue occurs because the mechanism used to verify if a symbolic link points to a safe location o…
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High 8.8
Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Copy BASE if service data matches EIR_BAA_SERVICE_UUID Copy the content of a Periodic Advertisement Report to BASE only if the service UUID is Basic Audio Announcement Service…
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High 7.8
bpf: Infer zext_dst based on static register liveness analysis
In the Linux kernel, the following vulnerability has been resolved: bpf: Infer zext_dst based on static register liveness analysis As reported in the thread [1], the verifier's 32-bit operations zero extension logic is broken. This logic is responsible for co…
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Low 2.3
pypdf: Unvalidated JPEG image data loading
pypdf is a free and open-source pure-python PDF library. Prior to 6.21.1, an attacker can craft a PDF containing image data labeled with the /DCTDecode filter that causes Pillow to select and invoke an unintended image parser when the image is loaded. Environ…
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Critical 9.2
RCE via stale global state
PHP has various global state that temporarily points into request memory. In some scenarios, global state may not be correctly reset, or may be repopulated after being reset. The global state may then refer to request memory even after it has been freed. Subs…
KEV Oct 26, 2026 -
Medium 4.8
Chi Client IP Spoofing in ClientIPFromXFF via X-Forwarded-For
In the Golang Chi web framework, the ClientIPFromXFF middleware skips any X-Forwarded-For entry in a configured trusted CIDR but never verifies that the direct TCP peer in http.Request.RemoteAddr belongs to that CIDR. A client that can reach the Go server dir…
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Critical 9.2
RCE via OOM corruption
PHP uses longjmp() for out-of-memory (OOM) errors to exit the current context and abort handling of the request. Some contexts may not properly account for this scenario and leave request memory in an uninitialized state before performing an allocation. The s…
KEV Oct 26, 2026 -
High 7.5
Specific RPZ configurations and query patterns may result in an unexpected exit
A recursive BIND server that receives a query with recursion desired (RD=1) followed by a non-recursive query (RD=0) may exit with an assertion failure, resulting in a denial of service. To be vulnerable, the BIND server must allow recursive queries and have …
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High 7.5
Named may terminate unexpectedly when a redirect zone is used with strict QNAME minimization
A BIND resolver that is configured with both a "redirect" zone and "qname-minimization strict" may abort with an assertion failure while processing the redirect. This issue affects BIND 9 versions 9.16.0 through 9.18.50, 9.20.0 through 9.20.29, 9.21.0 through…
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High 8.1CVE-2026-94300 Public exploit
Concurrent GSS-TSIG messages corrupt memory
Replaying GSS-TSIG signed UDP messages can result in memory corruption in "`named`". An attacker who can capture a previously signed UDP message can replay it while the negotiated TSIG key is still valid. By also sending crafted queries to a zone the attacker…
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High 7.5
Amplified resource exhaustion in inbound message processing
In a BIND resolver, inbound DNS protocol messages with a particular structure will result in additional processing, with no limit imposed by BIND. A DNS message with a maliciously large number of such structures will cause BIND to consume disproportionate amo…
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Medium 4.0
Null-pointer dereference in QTriangulator reachable through VectorImage
A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.
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High 7.5CVE-2026-97206 Public exploit
DNS-over-QUIC (DoQ) path-migration can lead to use-after-free on multi-threaded deployments.
NLnet Labs Unbound, 1.22.0 up to and including version 1.26.1, contains a DNS-over-QUIC (DoQ) lifetime bug reachable by a remote DoQ client under multi-threaded operation. A client-triggered QUIC path migration can enter stream/connection cleanup while a mesh…
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Medium 5.3
Aggregate DNS name chained pointer decompression work leads to degradation of service.
NLnet Labs Unbound up to and including version 1.26.1 limits compression-pointer traversal for each individual domain-name operation but has no aggregate inbound decompression-work budget. Many chained compression pointers in a message results in a lot of CPU…
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Medium 6.5
Possible insecure NXDOMAIN for non-existing records under a configured island trust anchor underneath an insecure parent.
When NLnet Labs Unbound up to and including version 1.26.1 is configured with both a root trust anchor and an additional 'trust-anchor:' for an island-of-security zone whose parent is provably insecure under the root chain, a malicious actor who can deliver o…
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Low 3.7
Bypass of a configured island trust anchor underneath an insecure parent from an atacker-controlled NSEC record.
When NLnet Labs Unbound 1.0.1 up to and including version 1.26.1 is configured with both a root trust anchor and an additional 'trust-anchor:' for an island-of-security zone whose parent is provably insecure under the root chain, a malicious actor with a forg…
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Medium 5.3
Possible cache poisoning vulnerability via a cache side-channel exposed by 'unwanted-reply-threshold'
In NLnet Labs Unbound up to and including version 1.26.1, an observable cache-level side-channel can be exposed with 'unwanted-reply-threshold > 0' configurations (not a default configuration). If a response-like UDP datagram reaches the upstream source port …
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Medium 4.3
In OpenStack Cinder through 29.0.0, cross-project information disclosure can occur in the Messages API. A non-admin use…
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Critical 9.9
In OpenStack Manila before 23.0.1, multiple Manila API operations on public shares do not verify that the caller owns t…
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Medium 6.2
Libmodulemd: libmodulemd: out-of-bounds read when emitting rpm-map artifacts
A flaw was found in libmodulemd. In the module stream v2 rpm-map emission path, an inner loop incorrectly uses the count of digest algorithms as its bound instead of the number of checksums in the current digest table. Crafted modulemd v2 metadata with multip…
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Medium 6.2
Libmodulemd: libmodulemd: missing decompressed-size limit when parsing compressed yaml
A flaw was found in libmodulemd. In builds with rpmio support enabled, compressed modulemd YAML is decompressed through a custom read handler that does not enforce a cumulative decompressed-size limit before parsing. An attacker who can supply a highly compre…
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Medium 6.2
Libmodulemd: libmodulemd: unbounded recursion when parsing nested xmd yaml
A flaw was found in libmodulemd. When parsing module metadata, the xmd field is converted into nested GVariant values through recursive YAML mapping and sequence helpers without a recursion-depth or node-count limit. An attacker who can supply crafted modulem…
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Medium 6.8CVE-2026-111943 Public exploit
Distrust compromised intermediate certificates in crypto/x509
On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in cr…
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Medium 5.3
Astral uv before 0.11.6 Arbitrary File Deletion via Wheel RECORD Entries
Astral uv before 0.11.6 contains a path traversal vulnerability that allows attackers to delete arbitrary files by supplying wheels with relative traversal paths in RECORD entries. Attackers can craft a malicious wheel whose RECORD references files outside th…
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High 8.8
uv before 0.11.15 Arbitrary File Write via Entry Point Names
uv before 0.11.15 contains a path traversal vulnerability that allows malicious wheels to write files outside the scripts directory via crafted console_scripts or gui_scripts entry point names. Attackers who induce users to install a malicious wheel can place…
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High 7.8
Dulwich 0.22.5 before 1.2.8 Path Traversal via Stash Pop Symlinks
Dulwich from 0.22.5 before 1.2.8 contains a path traversal vulnerability in stash.py pop() that allows attackers to write arbitrary files outside the worktree through intermediate directory symlinks. Attackers can craft a malicious repository whose popped sta…
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High 7.8
Dulwich 0.23.1 before 1.2.8 Symlink Path Traversal via filter_branch Index Filter
Dulwich from 0.23.1 before 1.2.8 contains a path traversal vulnerability in CommitFilter._apply_index_filter() that allows attackers to write files outside the working directory via symlinks persisting between commits. Attackers can craft a repository where a…
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High 7.8
Dulwich 0.24.0 before 1.2.8 Symlink Write-Through via porcelain.checkout paths
Dulwich from 0.24.0 before 1.2.8 contains a symlink following vulnerability in porcelain.checkout(paths=[...]) that allows attackers to write arbitrary files by abusing raw os.open without O_NOFOLLOW. Attackers can craft a repository where a worktree symlink …
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Medium 6.5
Dulwich before 1.2.9 Infinite Loop DoS via Pack.resolve_object
Dulwich before 1.2.9 contains a denial of service vulnerability in Pack.resolve_object that allows attackers to cause infinite recursion via self-referential OFS_DELTA objects. Attackers can supply a malicious packfile with an OFS_DELTA delta_offset of 0 to e…
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Medium 6.8
FreeRDP 2.0.0 before 3.32.0 Proxy Improper TLS Certificate Validation
FreeRDP from 2.0.0 before 3.32.0 contains an improper certificate validation vulnerability in its proxy that accepts untrusted target TLS certificates when no verification module is configured. Network-positioned attackers can intercept the proxy's outbound c…
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Medium 6.5
FreeRDP 3.0.0 before 3.32.0 null-pointer dereference via emulated smartcard
FreeRDP 3.0.0 before 3.32.0 contains a null-pointer dereference in the smartcard emulation backend that accepts a null per-reader name in SCardGetStatusChange requests. A malicious RDP server can send a crafted reader-state entry with a null szReader, causing…
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High 8.8
FreeRDP before 3.32.1 Heap Buffer Overflow via rdpsnd_server_select_format
FreeRDP before 3.32.1 contains a heap-based buffer overflow in the server-side rdpsnd channel because an integer wraparound in rdpsnd_server_select_format() DVI_ADPCM block-alignment arithmetic bypasses validation. A malicious RDP client can send two SNDC_FOR…
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Medium 5.3
FreeRDP before 3.32.1 Android Client Heap OOB Read via Graphics Pipeline
FreeRDP before 3.32.1 contains a heap out-of-bounds read vulnerability in the Android client that allows malicious RDP servers to read beyond surface buffers by supplying unvalidated mappedWidth and mappedHeight values. Attackers can send a crafted RDPGFX_MAP…
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Medium 6.5
FreeRDP 3.32.0 Use-After-Free via drdynvc Virtual Channel PDU
FreeRDP 3.32.0 contains a use-after-free vulnerability in the drdynvc channel that frees a pool-owned stream with the owned-stream deallocator when totalLength is smaller than the chunk size. A malicious RDP server can send a single well-formed Virtual Channe…
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Medium 6.5
Vulnerability in FreeRDP
FreeRDP before 3.32.1 contains a heap-based out-of-bounds read in WinPR's clipboard PNG-to-CF_DIB synthesis because winpr_read_png_from_buffer() allocates a bit-packed buffer for PNGs with bit depth below 8, while winpr_bitmap_write_buffer() copies rows assum…