libmempool

libmempool Preliminary note: we recommend you to use this as part of asatools but it can also be used standalone. libmempool is a python script and GDB analysis tool to aid in the analysis of mempool-related data structuress found inside various heaps on Cisco ASA devices. Normally this informati...

DEBIAN-CVE-2026-90267

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fix specialvec mempool leak when scsiallocsgtables fails sdsetspecialbvec allocates a special payload page for UNMAP and WRITE SAME commands. If scsiallocsgtables fails afterward in sdsetupunmapcmnd or...

CVE-2026-90267

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fix specialvec mempool leak when scsiallocsgtables fails sdsetspecialbvec allocates a special payload page for UNMAP and WRITE SAME commands. If scsiallocsgtables fails afterward in sdsetupunmapcmnd or...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: raid10: cleanup of memory leaks in raid10makerequest. When raid10readrequest or raid10writerequest registers a new request, and the REQNOWAIT flag is set, the code does not free the allocated memory from the mempool. Unreferenced...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS: Avoid writeback threads getting stuck in mempoolalloc In situations with low memory availability, allow the NFS writeback code to fail without getting stuck in infinite loops in mempoolalloc...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: dm: fixed a NULL pointer race issue when completing IO operations. The dmiodecpending call first calls endioacct, then decreases the number of pending DMA operations. However, if a task swaps the DM table at the same time, thi...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cifs: fixed a small mempool leak in SMB2negotiate. In some cases of failures dialect mismatches in SMB2negotiate, after the request is sent, the checks would return -EIO. Instead, it should return rc = -EIO and proceed to negexit...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nvme-pci: fixed the mempool allocation size. The maximum size was converted to bytes to match the units of the divisor that calculates the worst-case number of PRP entries. This result is used to determine how many PRP Lists a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: md: fixed a crash in mempoolfree There is a crash in mempoolfree when running the lvm test using shell/lvchange-rebuild-raid.sh. The reason for the crash is as follows: - superwritten calls atomicdecandtest&mddev-pendingwrites an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: Fix for a random warning message when loading drivers Warning log: 4.141392 Unexpected gfp: 0x4 GFPDMA32. Fixing it up to gfp: 0xa20 GFPATOMIC. Fix your code! 4.150340 CPU: 1 PID: 175 Comm: 1-0050 Not tainted...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053436)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053436 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: fix small mempool leak in SMB2negotiate In some cases of failure dialect mismatches in...

CVE-2026-52829

ZEBRA is a Zcash node written entirely in Rust. Prior to 4.5.0, an unauthenticated IPv4 peer can deterministically terminate a synced Zebra node using the default Linux dual-stack listener configuration. The handshake path canonicalized an IPv4-mapped IPv6 PeerSocketAddr such as ::ffff:127.0.0.1 ...

CVE-2026-52734

ZEBRA is a Zcash node written entirely in Rust. Prior to 4.5.0, an unauthenticated P2P peer can cause the mempool download pipeline to retain transactions after verification reaches the outer RATELIMITDELAY timeout. In zebrad/src/components/mempool/downloads.rs, Downloads::pollnext removed...

CVE-2026-52732

ZEBRA is a Zcash node written entirely in Rust. Prior to 4.5.0, one unauthenticated P2P peer can monopolize all 25 MAXINBOUNDCONCURRENCY slots in Zebra's inbound mempool download and verification pipeline. In zebrad/src/components/mempool/downloads.rs, the bounded queue was shared globally withou...

CVE-2026-52829 ZEBRA: IPv4-Mapped Mempool Misbehavior Update Aborts Zebra Address Book

ZEBRA is a Zcash node written entirely in Rust. Prior to 4.5.0, an unauthenticated IPv4 peer can deterministically terminate a synced Zebra node using the default Linux dual-stack listener configuration. The handshake path canonicalized an IPv4-mapped IPv6 PeerSocketAddr such as ::ffff:127.0.0.1 ...

EUVD-2026-61172

ZEBRA is a Zcash node written entirely in Rust. Prior to 4.5.0, an unauthenticated IPv4 peer can deterministically terminate a synced Zebra node using the default Linux dual-stack listener configuration. The handshake path canonicalized an IPv4-mapped IPv6 PeerSocketAddr such as ::ffff:127.0.0.1 ...

CVE-2026-52829

An unauthenticated remote peer can deterministically crash any synced zebrad node (v4.4.1 and earlier) on the default Linux dual-stack listener by completing a P2P handshake and advertising an invalid mempool transaction; the crash fires after the 30-second misbehavior batch flush due to an IPv4-...

CVE-2026-52829 ZEBRA: IPv4-Mapped Mempool Misbehavior Update Aborts Zebra Address Book

ZEBRA is a Zcash node written entirely in Rust. Prior to 4.5.0, an unauthenticated IPv4 peer can deterministically terminate a synced Zebra node using the default Linux dual-stack listener configuration. The handshake path canonicalized an IPv4-mapped IPv6 PeerSocketAddr such as ::ffff:127.0.0.1 ...

CVE-2026-52829 ZEBRA: IPv4-Mapped Mempool Misbehavior Update Aborts Zebra Address Book

ZEBRA is a Zcash node written entirely in Rust. Prior to 4.5.0, an unauthenticated IPv4 peer can deterministically terminate a synced Zebra node using the default Linux dual-stack listener configuration. The handshake path canonicalized an IPv4-mapped IPv6 PeerSocketAddr such as ::ffff:127.0.0.1 ...

CVE-2026-52732 ZEBRA: Mempool transaction admission denial via single-peer inbound queue saturation

ZEBRA is a Zcash node written entirely in Rust. Prior to 4.5.0, one unauthenticated P2P peer can monopolize all 25 MAXINBOUNDCONCURRENCY slots in Zebra's inbound mempool download and verification pipeline. In zebrad/src/components/mempool/downloads.rs, the bounded queue was shared globally withou...