CVE-2021-21811

CVE-2021-21811 is described across multiple connected documents as a memory corruption vulnerability in AT&T Labs’ Xmill 0.7, specifically in the XML-parsing CreateLabelOrAttrib functionality. The issue is a heap-based buffer overflow that can be triggered by a specially crafted XML file, potenti...

T-Mobile hacker used brute force attack to steal customers’ data

By Saad Rajpoot A 21-year-old US citizen named John Binns has claimed responsibility for the T-Mobile data breach and labeled the carrier’s “security is awful.” This is a post from HackRead.com Read the original post: T-Mobile hacker used brute force attack to steal customers data...

T-Mobile’s Security Is ‘Awful,’ Says Purported Thief

On Thursday, a 21-year-old US citizen claiming to be the attacker who stole data on more than 50 million T-Mobile customers called the telecom’s security “awful.” On Friday, a “humbled” T-Mobile CEO Mike Sievert wiped the egg from his face and apologized for the debacle, the repercussions of whic...

California Man Stole 620,000 iCloud Photos in Search of Nudes

Plus: The T-Mobile hacker, another big bad Microsoft bug, and more of the week’s top security news...

Details of the Recent T-Mobile Breach

Seems that 47 million customers were affected. Surprising no one, T-Mobile had awful security. Ive lost count of how many times T-Mobile has been hacked...

GHSA-83R8-P8V6-6GFM Slock<T> allows sending non-Send types across thread boundaries

Slock unconditionally implements Send/Sync. Affected versions of this crate allows sending non-Send types to other threads, which can lead to data races and memory corruption due to the data race...

GHSA-XWXC-J97J-84GF Race condition in Parc

In the affected versions of this crate, LockWeak unconditionally implemented Send with no trait bounds on T. LockWeak doesn't own T and only provides &T. This allows concurrent access to a non-Sync T, which can cause undefined behavior like data races...

Data races in parc

In the affected versions of this crate, LockWeak unconditionally implemented Send with no trait bounds on T. LockWeak doesn't own T and only provides &T. This allows concurrent access to a non-Sync T, which can cause undefined behavior like data races...

GHSA-327X-39HH-65WF Out of bounds write in arenavec

An issue was discovered in the arenavec crate through 0.1.1. A drop of uninitialized memory can sometimes occur upon a panic in T::default...

GHSA-2XPG-3HX4-FM9R Out of bounds read in xcb

An issue was discovered in the xcb crate through 2021-02-04 for Rust. It has a soundness violation because there is an out-of-bounds read in xcb::xproto::changeproperty, as demonstrated by a format=32 T=u8 situation where out-of-bounds bytes are sent to an X server...

GHSA-JPHW-P3M6-PJ3C Data races in multiqueue2

Affected versions of this crate unconditionally implemented Send for types used in queue implementations InnerSend, InnerRecv, FutInnerSend, FutInnerRecv. This allows users to send non-Send types to other threads, which can lead to data race bugs or other undefined behavior. The flaw was correcte...

GHSA-2VX6-FCW6-HPR6 Reference counting error in pyo3

An issue was discovered in the pyo3 crate before 0.12.4 for Rust. There is a reference-counting error and use-after-free in From...

Reference counting error in pyo3

An issue was discovered in the pyo3 crate before 0.12.4 for Rust. There is a reference-counting error and use-after-free in From...

A week in security (August 16 – August 22)

Last week on Malwarebytes Labs: Podcast: Katie Moussouris hacked Clubhouse. Her emails went unanswered for weeks. How to troubleshoot hardware problems that look like malware problems. Analysts “strongly believe” the Russian state colludes with ransomware gangs. macOS 11’s hidden security...

CVE-2021-21826

A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. Within DecodeTreeBlock which is called during the decompression of an XMI file, a UINT32 is loaded from the file and used as trusted input as the length of a buffer. An...

CVE-2021-21828

A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. In the default case of DecodeTreeBlock a label is created via CurPath::AddLabel in order to track the label for later reference. An attacker can provide a malicious fil...

CVE-2021-21827

A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. Within DecodeTreeBlock which is called during the decompression of an XMI file, a UINT32 is loaded from the file and used as trusted input as the length of a buffer. An...

CVE-2021-21828

A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. In the default case of DecodeTreeBlock a label is created via CurPath::AddLabel in order to track the label for later reference. An attacker can provide a malicious fil...

Heap overflow

A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. Within DecodeTreeBlock which is called during the decompression of an XMI file, a UINT32 is loaded from the file and used as trusted input as the length of a buffer. An...

Heap overflow

A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. In the default case of DecodeTreeBlock a label is created via CurPath::AddLabel in order to track the label for later reference. An attacker can provide a malicious fil...