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Welcome to the qubes-announce mailing list!

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Andrew David Wong

Aug 15

QSB-109: Intel microcode updates

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 109: Intel microcode updates](

unread,

QSB-109: Intel microcode updates

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 109: Intel microcode updates](

Aug 15

Andrew David Wong

Jul 12

QSB-108: Transitive Scheduler Attacks (XSA-471)

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 108: Transitive Scheduler

unread,

QSB-108: Transitive Scheduler Attacks (XSA-471)

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 108: Transitive Scheduler

Jul 12

Andrew David Wong

May 14

QSB-107: Multiple CPU branch prediction vulnerabilities

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 107: Multiple CPU branch

unread,

QSB-107: Multiple CPU branch prediction vulnerabilities

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 107: Multiple CPU branch

May 14

Andrew David Wong

Feb 18

Qubes OS 4.2.4 has been released!

Dear Qubes Community, We're pleased to announce the stable release of Qubes OS 4.2.4! This patch

unread,

Qubes OS 4.2.4 has been released!

Dear Qubes Community, We're pleased to announce the stable release of Qubes OS 4.2.4! This patch

Feb 18

Marek Marczykowski-Górecki

11/12/24

QSB-106: Information disclosure through uninitialized memory in libxl

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 106: Information disclosure

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QSB-106: Information disclosure through uninitialized memory in libxl

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 106: Information disclosure

11/12/24

Andrew David Wong

10/17/24

QSB-105: Missing enforced decorations for stubdomain windows under KDE

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 105: Missing enforced

unread,

QSB-105: Missing enforced decorations for stubdomain windows under KDE

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 105: Missing enforced

10/17/24

Andrew David Wong

9/17/24

Qubes OS 4.2.3 has been released!

Dear Qubes Community, We're pleased to announce the stable release of Qubes OS 4.2.3! This patch

unread,

Qubes OS 4.2.3 has been released!

Dear Qubes Community, We're pleased to announce the stable release of Qubes OS 4.2.3! This patch

9/17/24

Andrew David Wong

8/1/24

Extended security support for Qubes OS 4.1 has ended

Dear Qubes Community, As [previously announced](https://www.qubes-os.org/news/2024/06/18/qubes-os-4-1

unread,

Extended security support for Qubes OS 4.1 has ended

Dear Qubes Community, As [previously announced](https://www.qubes-os.org/news/2024/06/18/qubes-os-4-1

8/1/24

Andrew David Wong

7/30/24

QSB-104: GUI-related security bugs

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 104: GUI-related security bugs

unread,

QSB-104: GUI-related security bugs

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 104: GUI-related security bugs

7/30/24

Andrew David Wong

7/16/24

QSB-103: Double unlock in x86 guest IRQ handling (XSA-458)

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 103: Double unlock in x86

unread,

QSB-103: Double unlock in x86 guest IRQ handling (XSA-458)

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 103: Double unlock in x86

7/16/24

Andrew David Wong

7/14/24

Qubes OS 4.2.2 has been released!

Dear Qubes Community, We're pleased to announce the stable release of Qubes OS 4.2.2! This patch

unread,

Qubes OS 4.2.2 has been released!

Dear Qubes Community, We're pleased to announce the stable release of Qubes OS 4.2.2! This patch

7/14/24

Andrew David Wong

6/18/24

Qubes OS 4.1 has reached end-of-life; extended security support continues until 2024-07-31

Dear Qubes Community, As [previously announced](https://www.qubes-os.org/news/2024/03/26/qubes-os-4-1

unread,

Qubes OS 4.1 has reached end-of-life; extended security support continues until 2024-07-31

Dear Qubes Community, As [previously announced](https://www.qubes-os.org/news/2024/03/26/qubes-os-4-1

6/18/24

Andrew David Wong

5/10/24

Qubes OS 4.1 to receive extended security support until 2024-07-31

Dear Qubes Community, Qubes OS 4.1 will reach official end-of-life (EOL) on 2024-06-18. After this

unread,

Qubes OS 4.1 to receive extended security support until 2024-07-31

Dear Qubes Community, Qubes OS 4.1 will reach official end-of-life (EOL) on 2024-06-18. After this

5/10/24

Andrew David Wong

4/10/24

QSB-102: Multiple speculative-execution vulnerabilities: Spectre-BHB, BTC/SRSO (XSA-455, XSA-456)

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 102: Multiple speculative-

unread,

QSB-102: Multiple speculative-execution vulnerabilities: Spectre-BHB, BTC/SRSO (XSA-455, XSA-456)

Dear Qubes Community, We have published [Qubes Security Bulletin (QSB) 102: Multiple speculative-

4/10/24

Andrew David Wong

3/26/24

Qubes OS 4.1 reaches EOL on 2024-06-18

Dear Qubes Community, Qubes OS 4.1 is scheduled to reach end-of-life (EOL) on 2024-06-18,

unread,

Qubes OS 4.1 reaches EOL on 2024-06-18

Dear Qubes Community, Qubes OS 4.1 is scheduled to reach end-of-life (EOL) on 2024-06-18,

3/26/24

Andrew David Wong

3/26/24

Qubes OS 4.2.1 has been released!

Dear Qubes Community, We're pleased to announce the stable release of Qubes OS 4.2.1! This [patch

unread,

Qubes OS 4.2.1 has been released!

Dear Qubes Community, We're pleased to announce the stable release of Qubes OS 4.2.1! This [patch

3/26/24

Andrew David Wong

3/18/24

Update for QSB-101: Register File Data Sampling (XSA-452) and Intel Processor Return Predictions Advisory (INTEL-SA-00982)

Dear Qubes Community, We have updated [Qubes Security Bulletin (QSB) 101: Register File Data Sampling

unread,

Update for QSB-101: Register File Data Sampling (XSA-452) and Intel Processor Return Predictions Advisory (INTEL-SA-00982)

Dear Qubes Community, We have updated [Qubes Security Bulletin (QSB) 101: Register File Data Sampling

3/18/24

Andrew David Wong

3/13/24

QSB-101: Register File Data Sampling (XSA-452)

Dear Qubes Community, We have published [Qubes Security Bulletin 101: Register File Data Sampling (

unread,

QSB-101: Register File Data Sampling (XSA-452)

Dear Qubes Community, We have published [Qubes Security Bulletin 101: Register File Data Sampling (

3/13/24

Marek Marczykowski-Górecki

1/30/24

[qubes-announce] QSB-100: Incorrect handling of PCI devices with phantom functions (XSA-449)

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Dear Qubes Community, We have published [Qubes

unread,

[qubes-announce] QSB-100: Incorrect handling of PCI devices with phantom functions (XSA-449)

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Dear Qubes Community, We have published [Qubes

1/30/24

Andrew David Wong

1/19/24

QSB-099: Qrexec policy leak via policy.RegisterArgument service

Dear Qubes Community, We have published [Qubes Security Bulletin 099: Qrexec policy leak via policy.

unread,

QSB-099: Qrexec policy leak via policy.RegisterArgument service

Dear Qubes Community, We have published [Qubes Security Bulletin 099: Qrexec policy leak via policy.

1/19/24

Andrew David Wong

12/18/23

Qubes OS 4.2.0 has been released!

Dear Qubes Community, Qubes OS 4.2.0 brings a host of new features, major improvements, and numerous

unread,

Qubes OS 4.2.0 has been released!

Dear Qubes Community, Qubes OS 4.2.0 brings a host of new features, major improvements, and numerous

12/18/23

Andrew David Wong

12/15/23

QSB-098: CPU microcode updates not loaded with dom0 kernel version 6.6.x

Dear Qubes Community, We have published [Qubes Security Bulletin 098: CPU microcode updates not

unread,

QSB-098: CPU microcode updates not loaded with dom0 kernel version 6.6.x

Dear Qubes Community, We have published [Qubes Security Bulletin 098: CPU microcode updates not

12/15/23

Andrew David Wong

11/15/23

QSB-097: "Reptar" Intel redundant prefix vulnerability

Dear Qubes Community, We have published [Qubes Security Bulletin 097: "Reptar" Intel

unread,

QSB-097: "Reptar" Intel redundant prefix vulnerability

Dear Qubes Community, We have published [Qubes Security Bulletin 097: "Reptar" Intel

11/15/23

Andrew David Wong

11/14/23

QSB-096: BTC/SRSO fixes not fully effective (XSA-446)

Dear Qubes Community, We have published [Qubes Security Bulletin 096: BTC/SRSO fixes not fully

unread,

QSB-096: BTC/SRSO fixes not fully effective (XSA-446)

Dear Qubes Community, We have published [Qubes Security Bulletin 096: BTC/SRSO fixes not fully

11/14/23

Andrew David Wong

10/10/23

QSB-095: Missing IOMMU TLB flushing on x86 AMD systems

Dear Qubes Community, We have published [Qubes Security Bulletin 095: Missing IOMMU TLB flushing on

unread,

QSB-095: Missing IOMMU TLB flushing on x86 AMD systems

Dear Qubes Community, We have published [Qubes Security Bulletin 095: Missing IOMMU TLB flushing on

10/10/23

Andrew David Wong

9/27/23

QSB-094: x86/AMD: Divide speculative information leak

Dear Qubes Community, We have published [Qubes Security Bulletin 094: x86/AMD: Divide speculative

unread,

QSB-094: x86/AMD: Divide speculative information leak

Dear Qubes Community, We have published [Qubes Security Bulletin 094: x86/AMD: Divide speculative

9/27/23

Andrew David Wong

8/9/23

QSB-093: Transient execution vulnerabilities in AMD and Intel CPUs

Dear Qubes Community, We have published [Qubes Security Bulletin 093: Transient execution

unread,

QSB-093: Transient execution vulnerabilities in AMD and Intel CPUs

Dear Qubes Community, We have published [Qubes Security Bulletin 093: Transient execution

8/9/23

Andrew David Wong

8/8/23

QSB-092: Buffer overrun in Linux netback driver (XSA-432)

Dear Qubes Community, We have published [Qubes Security Bulletin 092: Buffer overrun in Linux netback

unread,

QSB-092: Buffer overrun in Linux netback driver (XSA-432)

Dear Qubes Community, We have published [Qubes Security Bulletin 092: Buffer overrun in Linux netback

8/8/23

Andrew David Wong

8/2/23

Update for QSB-090: Zenbleed (CVE-2023-20593, XSA-433)

Dear Qubes Community, We have updated [Qubes Security Bulletin 090: Zenbleed (CVE-2023-20593, XSA-433

unread,

Update for QSB-090: Zenbleed (CVE-2023-20593, XSA-433)

Dear Qubes Community, We have updated [Qubes Security Bulletin 090: Zenbleed (CVE-2023-20593, XSA-433

8/2/23

Andrew David Wong

7/27/23

QSB-091: Windows PV drivers potentially compromised

Dear Qubes Community, We have published [Qubes Security Bulletin 091: Windows PV drivers potentially

unread,

QSB-091: Windows PV drivers potentially compromised

Dear Qubes Community, We have published [Qubes Security Bulletin 091: Windows PV drivers potentially

7/27/23

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