Four U-Boot filesystem overflows risk pre-boot code execution
Integer overflows in ZFS, SquashFS, EXT4, and a shell move command can under-allocate heap buffers through U-Boot 2026.01-rc4.
By tarpitSecurity & Cryptography
Vault Secrets Operator leaks privileged token to tenants
CVE-2026-8715 in versions 1.3.0–1.4.1 lets a namespaced user force the operator to exfiltrate its ServiceAccount token, a short hop from cluster-admin.
By tarpitBubblewrap 0.12.0 stops symlink writes outside the sandbox
The fix closes a setup-time traversal that could let a malicious app image plant files on the host via Flatpak and similar tools.
By nonceVim patches out-of-bounds write in bundled libvterm resize handling
Before 9.2.1013, huge terminal resize requests updated state but not clamped screen storage, so later output could write past the buffer.
By tarpitTomcat rewrite [N] flag bug can bypass access controls
An off-by-one error in Apache Tomcat’s RewriteValve restarts rule processing at the wrong point, undermining access checks that depend on rewrite order.
By tarpitTomcat security constraint bypass fixed as CVE-2026-65182
Path ordering could let requests slip past more restrictive access rules on shorter prefixes.
By tarpitOpenRGB root daemon allows trivial remote compromise
Flaws in the RGB control suite’s custom network protocol can fully take over systems when the server runs with default privileges.
By tarpitClassic McEliece team: new attack still slower than known methods
Preliminary review of eprint 2026/1630 finds the claimed quasipolynomial approach above designed cost for every parameter set.
By tarpitEmacs TRAMP zero-click flaw runs local shell commands
Crafted remote-style file names can execute arbitrary local commands during connection setup, with no successful remote login required.
By tarpitCeph auth flaws force keyring rotation across OpenStack
Four CephX CVEs fixed in Ceph 19.2.6 and 20.2.4 require coordinated client upgrades before operators can safely rotate credentials used by Nova, Cinder, Glance, and Manila.
By tarpitEmacs arbitrary code execution on file open hits 28.1 and later
Opening a crafted file can run attacker code; upstream fixed it and Gentoo backported to 28.2.
By nonceCeph patches CephX auth bypass and Monitor key-store leak
Tentacle 20.2.4 and Squid 19.2.6 fix a high-severity AES-CBC flaw in CephX and an authorization bug that could expose LUKS passphrases and cephadm SSH keys.
By tarpitOpenZFS on Linux full-disclosed for zpool and userns escapes
Researcher Erica Windisch publicized flaws she says let unprivileged users manipulate pools and break out of user namespaces, after notifying CERT.
By tarpitPost-quantum TLS ships while lattice schemes crack under AI and process fights
IETF makes hybrid ML-KEM key agreement a Proposed Standard just as an AI-found attack kills HAWK and pure-ML-KEM last call draws public process and security objections.
By nonceRsync 3.5.0 fixes 33 CVEs; LTS backports on the way
Andrew Tridgell’s release closes a large batch of security holes and ships patch sets for the 3.2.7 and 3.4.1 lines used by long-term distro builds.
By nonceApache Airflow 3.3.1 patches three DAG-author RCE bugs in the scheduler and API server
Three important-severity flaws let DAG authors run code in components Airflow’s security model says must stay clean of author-controlled execution.
By tarpitFlatpak 1.18.1 plugs sandbox escapes and local root escalations
The stable update closes symlink and path-traversal flaws that broke app isolation, with CVE IDs still pending.
By tarpitOpenStack Designate bugs allow cross-tenant DNS zone collisions
Two flaws in multi-pool setups let tenants overlap other tenants' zones, enabling hijacks and a deterministic mDNS denial of service.
By tarpitAI lattice break sinks HAWK as SSH races to adopt ML-DSA
An AI-found key-recovery attack forced HAWK out of NIST's signature on-ramp just as the IETF SSH working group split over pure and hybrid ML-DSA drafts, exposing both technical fragility and process strain under compressed post-quantum timelines.
By nonceZapscape: KVM/x86 use-after-free lets guests escape to host
CVE-2026-64561 corrupts host shadow pages from untrusted guests when nested virtualization is exposed, especially on multi-tenant clouds.
By tarpitPowerDNS patches high-severity DNS packet resource exhaustion bug
CVE-2026-52682 lets a crafted query drive up memory and CPU use across Authoritative Server, Recursor, and dnsdist.
By tarpitLinux SCTP bug lets local users hit root and escape containers
A use-after-free in Dynamic Address Reconfiguration, CVE-2026-64564, has been fixed after more than a decade in the tree.
By tarpitBouncy Castle Java 1.85 closes 32 CVEs in core crypto paths
The July release patches signature, AEAD, keystore, and certificate-validation flaws in a library embedded across countless JVM applications.
By tarpitX.Org patches libXfont2 font client flaws that can escalate privileges
Version 2.0.9 closes two heap memory bugs reachable from a malicious font server, one an incomplete fix from 2014.
By tarpitAI cryptanalysis forces HAWK out and hardens the SSH ML-DSA fight
An Anthropic lattice break that halved HAWK’s dimension, and an IETF call for ML-DSA drafts that immediately invoked machine-assisted attacks, have turned AI from a future worry into a live input on which post-quantum algorithms survive standardization.
By tarpitDjango patches high-severity spatial lookup file-write flaw
Staff users could trigger disk writes or network requests via GDAL rasters in admin filters; four CVEs land in 5.2.17 and 6.0.8.
By tarpitApache NiFi auth flaw let read-only users override parameter checks
CVE-2026-62354 affected NiFi 1.10.0 through 2.10.0; version 2.11.0 now requires write access for Parameter Context validation.
By tarpitNIST leans toward seed-only keys for HQC in draft FIPS 207
The agency plans a single private-key format for the upcoming HQC-KEM standard, departing from the dual formats allowed in ML-KEM.
By tarpitLean 4 kernel bug lets metaprograms forge proofs of False
A nested inductive projection flaw accepted axiom-free proofs of 0 = 1 until a late July nightly fix.
By tarpitGNOME cuts vuln embargo to 30 days, stops AI-ban forwards
Longtime security coordinator Michael Catanzaro will step down in November and is seeking a successor.
By tarpitPHP security releases fix SQL injection and out-of-bounds write
Four branches ship fixes for PostgreSQL injection, Phar crashes, libgd, and a BCMath flaw limited to newer lines.
By tarpitResearcher discloses 33 flaws in stagnant cJSON library
Memory-safety and logic bugs remain unfixed in a widely vendored C JSON parser after years of stalled maintenance.
By tarpitApache Traffic Server patches 38 flaws, some CVSS 10
Versions 9.2.15 and 10.1.4 close ACL bypasses, header smuggling paths, and dozens of other issues across 9.x and 10.x.
By tarpitRails Active Storage flaw allows arbitrary file reads via image variants
Unauthenticated attackers can leak server secrets, and potentially escalate to RCE, on apps using libvips with untrusted uploads.
By nonceBernstein files a formal complaint against SSH chairs who tried to silence him
The SSHM chairs met an unanswered objection to solo post-quantum signatures with moderation threats instead of discussion. D. J. Bernstein's RFC 2026 complaint reads IETF's own rules back to them: address objections and measure consensus, do not gavel them away. The call for adoption closes 17 August.
By staffClaude finds a real attack on HAWK, and the NIST forum verifies it
Anthropic says its Claude Mythos Preview model found the key-recovery attack largely on its own, in about 60 hours for roughly $100,000 in compute. Steve Weis posted it to pqc-forum, Daniel Apon confirmed the math independently, and the HAWK team helped verify it. HAWK is a NIST candidate, not deployed, so no software has to change.
By nonceXen ships batch of fixes for guest escapes spanning grant tables, pygrub, and more
Six advisories close privilege-escalation and crash bugs across years of Xen releases, several reachable from untrusted guests.
By tarpitLinux OVS datapath bug yields local root via wrapped Netlink lengths
CVE-2026-64531 lets an unprivileged user with network-namespace control turn oversized nested actions into kernel code execution on common distro configs.
By nonceResolver stacks buckle together under DNSSEC and transport CVEs
Same-day HIGH batches from Unbound, BIND, and PowerDNS show wildcard label logic and new encrypted paths failing in parallel across the software that is supposed to enforce DNS integrity.
By tarpitOpenStack Ironic Python Agent allows root command execution via NTP config
Unsanitized ntp_server values let project managers run arbitrary commands during ramdisk startup.
By tarpit