CVE-2026-46321

Summary. CVE-2026-46321 concerns the Linux kernel tun/tap with vhost-net, where a short-frame rejection path in tun_xdp_one() can leak memory pages. Specifically, when a frame is shorter than ETH_HLEN, tun_xdp_one() returns -EINVAL without freeing the page allocated by vhost_net_build_xdp(). tun_...

CLSA-2026-1780993851 osbuild-composer: Fix of 2 CVEs

CVE-2026-32286: pgproto3 v2 DataRow.Decode panic on negative msgSize - CVE-2026-34986: go-jose v2 KeyUnwrap panic on too-short encryptedkey...

CVE-2026-46321: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: tun: free page on short-frame rejection in tunxdpone tunxdpone returns -EINVAL on a frame shorter than ETHHLEN without freeing the page that vhostnetbuildxdp allocated for it. tunsendmsg discards that -EINVAL and still returns...

CVE-2026-46325: Integer Overflow or Wraparound

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix iova-to-va conversion for MR page sizes != PAGESIZE The current implementation incorrectly handles memory regions MRs with page sizes different from the system PAGESIZE. The core issue is that rxesetpage is called...

CVE-2026-46325: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix iova-to-va conversion for MR page sizes != PAGESIZE The current implementation incorrectly handles memory regions MRs with page sizes different from the system PAGESIZE. The core issue is that rxesetpage is called...

CVE-2026-46280

A flaw was found in the Linux kernel's Heterogeneous Memory Management HMM test module. When a device mirror dmirror structure is freed, its associated device private pages are not properly migrated back to system memory. This can lead to a use-after-free condition where a dangling pointer to the...

AZL-89607 CVE-2026-46280 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: lib: testhmm: evict device pages on file close to avoid use-after-free Patch series "Minor hmmtest fixes and cleanups". Two bugfixes a cleanup for the HMM kernel selftests. These were mostly reported by Zenghui Yu with special...

CVE-2026-46280 lib: test_hmm: evict device pages on file close to avoid use-after-free

In the Linux kernel, the following vulnerability has been resolved: lib: testhmm: evict device pages on file close to avoid use-after-free Patch series "Minor hmmtest fixes and cleanups". Two bugfixes a cleanup for the HMM kernel selftests. These were mostly reported by Zenghui Yu with special...

CVE-2026-46280: Use After Free

In the Linux kernel, the following vulnerability has been resolved: lib: testhmm: evict device pages on file close to avoid use-after-free Patch series "Minor hmmtest fixes and cleanups". Two bugfixes a cleanup for the HMM kernel selftests. These were mostly reported by Zenghui Yu with special...

Medium: credentials-fetcher

Issue Overview: A denial of service vulnerability GHSA-XMRV-PMRH-HHX2 was found in the bundled AWS SDK for Go v2 EventStream decoder used by credentials-fetcher. An attacker who can inject a malformed EventStream response frame with a crafted header value type byte outside the valid range can cau...

CVE-2026-46597

A flaw was found in golang.org/x/crypto/ssh. A remote attacker could send specially crafted inputs to the AES-GCM packet decoder. This could lead to an incorrectly placed cast from bytes to an integer, causing a server-side panic and resulting in a Denial of Service DoS for the affected system...

CVE-2026-46598

A flaw was found in golang.org/x/crypto/ssh/agent. An attacker could provide specially crafted inputs that, when processed, lead to the creation of an ed25519.PrivateKey by casting malformed wire bytes. This improper input handling can cause the program to panic and crash, resulting in a Denial o...

CVE-2026-39836

A flaw was found in the net package of Go golang. When running on Windows, the Dial and LookupPort functions can panic if they receive an input containing a NUL 0 byte. This can be triggered by a remote attacker providing a specially crafted input, leading to a denial of service DoS for...

CVE-2026-39835

A flaw was found in golang.org/x/crypto/ssh. SSH servers configured to use CertChecker as a public key callback, without explicitly setting IsUserAuthority or IsHostAuthority, are vulnerable. A remote attacker can exploit this by presenting a specially crafted certificate, causing the server to...

CVE-2026-34064

nimiq-account contains account primitives to be used in Nimiq's Rust implementation. Prior to version 1.3.0, VestingContract::canchangebalance returns AccountError::InsufficientFunds when newbalance balance, the node crashes while trying to return an error. The mincap balance precondition is...

CVE-2026-34066

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. Prior to version 1.3.0, HistoryStore::puthistorictxns uses an assert! to enforce invariants about HistoricTransaction.blocknumber must be within the macro block being pushed and within the same epoch. During histo...

CVE-2026-47334

Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock in notification handling code. The bug can be triggered by an unprivileged local user and can result in kernel panic or deadlock...

CVE-2026-47335

Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor notifications. The bug can be triggered by an unprivileged local user. This can lead to a kernel panic...

CVE-2026-44310

A flaw was found in Gitsign, a tool used for signing Git commits with a GitHub or OIDC OpenID Connect identity. A remote attacker could craft a specially designed signed message that contains an empty certificate set. This malformed message would cause Gitsign's verification process to silently...

CVE-2026-34063

Nimiq's network-libp2p is a Nimiq network implementation based on libp2p. Prior to version 1.3.0, network-libp2p discovery uses a libp2p ConnectionHandler state machine. the handler assumes there is at most one inbound and one outbound discovery substream per connection. if a remote peer...