Skip to content
OpenAdvisories

Ecosystem

Debian

61,809 known vulnerabilities.

845 results · Clear filters · Feed

  • High 7.8
    CVE-2026-64531 Public exploit

    net: openvswitch: reject oversized nested action attrs

    In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nla_len field is u16. Commit a1e64addf3ff ("net: openvswitch: remove misbeh…

  • High 7.8
    CVE-2026-64468 Public exploit

    binder: fix UAF in binder_free_transaction()

    In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF in binder_free_transaction() In binder_free_transaction(), the t->to_proc is read under the t->lock. However, once the t->lock is dropped, the to_proc can die in parallel. Thi…

  • High 8.1
    CVE-2026-66374 Public exploit

    Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ (DNS-over-QUIC) rec…

  • High 7.8
    CVE-2026-64600 Public exploit

    xfs: resample the data fork mapping after cycling ILOCK

    In the Linux kernel, the following vulnerability has been resolved: xfs: resample the data fork mapping after cycling ILOCK xfs_reflink_fill_{cow_hole,delalloc} are both presented with an inode, a data fork mapping, and a cow fork mapping. Unfortunately, thes…

  • High 7.5
    CVE-2026-56819 Public exploit

    Netty: HTTP/2 decompression leaks ByteBuf reference count when the decompressor channel is already closed (Direct memory leak / OOM DoS)

    Netty is a network application framework for development of protocol servers and clients. In versions 4.2.0.Final through 4.2.15.Final and 4.1.0.Final through 4.1.135.Final, a remote unauthenticated peer can leak one direct `ByteBuf` per HTTP/2 `DATA` frame i…

  • High 7.5
    CVE-2026-56852 Public exploit

    Infinite loop on invalid input in golang.org/x/text

    A norm.Iter can enter an infinite loop when handling input containing invalid UTF-8 bytes.

  • High 7.8
    CVE-2026-8933 Public exploit

    snap-confine Local Privilege Escalation via Capabilities Misconfiguration or Flaw in Execution Environment Setup

    A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure execution environment for snap applications. This vulnerability uniquely affects versions of snap-c…

  • High 7.3
    CVE-2026-12080 Public exploit

    Qemu-kvm: qemu-guest-agent: local privilege escalation via symlink attack in guest-ssh-add-authorized-keys

    A flaw was found in the QEMU Guest Agent (qga). A local unprivileged user can exploit a vulnerability in the guest-ssh-add-authorized-keys command handler by manipulating symbolic links. This can occur either through a deterministic directory-symlink bypass o…

  • High 8.4
    CVE-2026-63828 Public exploit

    apparmor: mediate the implicit connect of TCP fast open sendmsg

    In the Linux kernel, the following vulnerability has been resolved: apparmor: mediate the implicit connect of TCP fast open sendmsg sendmsg()/sendto() with MSG_FASTOPEN is a combination of connect(2) and write(2): it opens the connection in the SYN. apparmor_…

  • High 8.1
    CVE-2026-42533 Public exploit

    NGINX Map directive and Regex matching vulnerability

    A vulnerability exists in NGINX Plus and NGINX Open Source when a map directive uses regex matching and a string expression references the map's regex capture variables before referencing the map output variable. Alternatively, the same result could be achiev…

  • High 8.2
    CVE-2026-47423 Public exploit

    DOMPurify XSS via `selectedcontent` re-clone

    DOMPurify is a DOM-only cross-site scripting sanitizer for HTML, MathML, and SVG. In 3.4.4, DOMPurify allowed selectedcontent by default, allowing browsers to re-clone an XSS payload after sanitization so that unsanitized markup inside <selectedcontent> is re…

  • High 8.7
    CVE-2026-45071 Public exploit

    Symfony: XXE (Local File Disclosure) in DomCrawler::addXmlContent() via validateOnParse = true

    Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, Crawler::addXmlContent() set DOMDocument::$validateOnParse = true before loadXML(), re-enabling external entity reso…

  • High 7.2
    CVE-2026-54433 Public exploit

    In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, there is Stored Cross-Site Scripting (XSS) via a crafted pla…

  • High 7.8
    CVE-2026-53365 Public exploit

    vsock/virtio: fix zerocopy completion for multi-skb sends

    In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix zerocopy completion for multi-skb sends When a large message is fragmented into multiple skbs, the zerocopy uarg is only allocated and attached to the last skb in the loop. …

  • High 7.8
    CVE-2026-53362 Exploited Public exploit

    ipv6: account for fraggap on the paged allocation path

    In the Linux kernel, the following vulnerability has been resolved: ipv6: account for fraggap on the paged allocation path In __ip6_append_data(), when the paged-allocation branch is taken (MSG_MORE / NETIF_F_SG / large fraglen), alloclen and pagedlen are com…

    KEV Aug 27, 2026
  • High 7.1
    CVE-2026-53361 Public exploit

    af_unix: Set gc_in_progress to true in unix_gc().

    In the Linux kernel, the following vulnerability has been resolved: af_unix: Set gc_in_progress to true in unix_gc(). Igor Ushakov reported that unix_gc() could run with gc_in_progress being false if the work is scheduled while running: Thread 1 Thread 2 Thre…

  • High 8.8
    CVE-2026-53360 Public exploit

    KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use

    In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use As per the GHCB spec, when using GHCB v2+ require the software scratch area to reside in the GHCB's shared buffer. Note, things li…

  • High 8.8
    CVE-2026-53359 Public exploit

    KVM: x86: Fix shadow paging use-after-free due to unexpected role

    In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad ("KVM: x86: Fix shadow paging use-after-free due to unexpected GFN") fixed a shadow paging mismatch betw…

  • High 7.5
    CVE-2026-8932 Public exploit

    incomplete mTLS config matching in conn reuse

    libcurl would reuse a previously created connection even when some mTLS config related option had been changed that should have prohibited reuse. libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse if one of them m…

  • High 8.8
    CVE-2026-14431 Public exploit

    Type Confusion in V8 in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to execute arbitrary code inside…

  • High 7.3
    CVE-2026-46680 Public exploit

    containerd user ID handling bypass allows runAsNonRoot evasion

    containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot eva…

  • High 7.5
    CVE-2026-20217 Public exploit

    ClamAV PESpin File Format Processing Out-of-Bounds Memory Corruption Vulnerability

    A vulnerability in the PESpin file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition, or possibly other expanded impacts, resulting from memory corruption on an affected device. This vulnerability is due to impro…

  • High 7.8
    CVE-2026-14191 Public exploit

    WinRAR / UnRAR RAR5 recovery-volume (.rev) out-of-bounds heap write in RecVolumes5::ReadHeader

    An out-of-bounds heap write exists in the RAR5 recovery-volume (.rev) parser in WinRAR and UnRAR (RecVolumes5::ReadHeader in recvol5.cpp). The RecItems vector is sized only when the first .rev file in a set is processed; subsequent .rev files supply an indepe…

  • High 7.3
    CVE-2026-55957 Public exploit

    Apache Tomcat: Authentication bypass with JNDIRealm and GSSAPI authenticated bind

    Missing Critical Step in Authentication vulnerability in Apache Tomcat when the JNDIRealm was configured to authenticate binds using GSSAPI allowed attackers to authenticate without provided the correct password. This issue affects Apache Tomcat: from 11.0.0-…

  • High 8.1
    CVE-2026-56876 Public exploit

    extract-zip unvalidated symlink path traversal

    extract-zip does not validate symlink targets when extracting zip archives. When processing a malicious zip file containing a symlink with a relative path like '../../../../etc/passwd', extract-zip will extract the symlink without validation, allowing it to p…

  • High 7.2
    CVE-2026-40083 Public exploit

    Cacti: SQL Injection in managers.php

    Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior have SQL Injection through unsanitized unserialize+implode in managers.php. At line 756 of managers.php, the application assigns $selected_items by calling cacti_uns…

  • High 8.8
    CVE-2026-53266 Exploited Public exploit

    netfilter: bridge: make ebt_snat ARP rewrite writable

    In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebt_snat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source address rewrite behind skb_ensure_writable(skb, 0). This is intentional: at the bridge…

    KEV Sep 18, 2026
  • High 7.8
    CVE-2026-53264 Public exploit

    net/sched: act_api: use RCU with deferred freeing for action lifecycle

    In the Linux kernel, the following vulnerability has been resolved: net/sched: act_api: use RCU with deferred freeing for action lifecycle When NEWTFILTER and DELFILTER are run concurrently it is possible to create a race with an associated action. Let's illu…

  • High 8.8
    CVE-2026-53075 Public exploit

    ppp: require CAP_NET_ADMIN in target netns for unattached ioctls

    In the Linux kernel, the following vulnerability has been resolved: ppp: require CAP_NET_ADMIN in target netns for unattached ioctls /dev/ppp open is currently authorized against file->f_cred->user_ns, while unattached administrative ioctls operate on current…

  • High 7.8
    CVE-2026-52943 Public exploit

    net: skbuff: fix missing zerocopy reference in pskb_carve helpers

    In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix missing zerocopy reference in pskb_carve helpers pskb_carve_inside_header() and pskb_carve_inside_nonlinear() both copy the old skb_shared_info header into a new buffer via m…

  • High 7.8
    CVE-2026-52923 Public exploit

    ipc: limit next_id allocation to the valid ID range

    In the Linux kernel, the following vulnerability has been resolved: ipc: limit next_id allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids->next_id. ipc_idr_alloc() currently forwards that request t…

  • High 8.1
    CVE-2026-54512 Public exploit

    jackson-databind: PolymorphicTypeValidator bypass via generic type parameters allows arbitrary class instantiation

    jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. From 2.10.0 until 2.18.8, 2.21.4, and 3.1.4, jackson-databind's PolymorphicTypeValidator (PTV) is the primary safety mechanism guarding polymor…

  • High 7.8
    CVE-2026-52910 Public exploit

    bpf: Free reuseport cBPF prog after RCU grace period.

    In the Linux kernel, the following vulnerability has been resolved: bpf: Free reuseport cBPF prog after RCU grace period. Eulgyu Kim reported the splat below with a repro. [0] The repro sets up a UDP reuseport group with a cBPF prog and replaces it with a new…

  • High 8.8
    CVE-2026-8461 Public exploit

    Heap out-of-bounds write via odd slice_height in FFmpeg MagicYUV decoder

    An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be exploited for remote code execution. This vulnerability is associated with the file libavcodec/magic…

  • High 8.1
    CVE-2026-55200 Public exploit

    libssh2 - Out-of-Bounds Write via Unchecked packet_length in transport.c

    libssh2 1.11.1, fixed in commit 97acf3d, contains an out-of-bounds write vulnerability in ssh2_transport_read() that fails to enforce upper bounds on packet_length field. Remote attackers can send crafted SSH packets with excessively large packet_length value…

  • High 8.1
    CVE-2026-42055 Public exploit

    NGINX ngx_http_proxy_v2_module and ngx_http_grpc_module vulnerability

    NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_proxy_v2_module and ngx_http_grpc_module modules. This vulnerability exists when the proxy_http_version to 2 or grpc_pass directives are used to proxy HTTP/2 traffic, the ignore_invalid_hea…

  • High 8.8
    CVE-2026-49268 Public exploit

    Apache Shiro: LDAP DN Injection in DefaultLdapRealm

    A remote attacker can inject LDAP special characters into the Distinguished Name (DN) construction in DefaultLdapRealm class. User-supplied username input is directly concatenated into the LDAP DN template without any escaping of RFC 2253 special characters. …

  • High 8.4
    CVE-2025-26240 Public exploit

    pdfkit: Path traversal in from_string

    In JazzCore python-pdfkit 1.0.0, the from_string method enables the execution of JavaScript code within the context of the server application and the exfiltration of local files.

  • High 7.8
    CVE-2026-46331 Public exploit

    net/sched: fix pedit partial COW leading to page cache corruption

    In the Linux kernel, the following vulnerability has been resolved: net/sched: fix pedit partial COW leading to page cache corruption tcf_pedit_act() computes the COW range for skb_ensure_writable() once before the key loop using tcfp_off_max_hint, but the hi…

  • High 7.5
    CVE-2026-50011 Public exploit

    Netty has unbounded pre-allocation in RedisArrayAggregator from RESP array length

    Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, RedisArrayAggregator pre-allocates ArrayList with initial capacity equal to the RESP array element count declared in an…