CVE-2024-7527 · cross-distro fix matrix

CVE-2024-7527: Unexpected marking work at the start of sweeping could have led to a use-after-free. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.

Affects 7 Linux releases across 10 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2024-7527 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

firefox-esr→ fixed in115.14.0esr-1~deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:115.14.0-1~deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Debian bookworm

Source: Debian Security Tracker

firefox-esr→ fixed in115.14.0esr-1~deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:115.14.0-1~deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Debian trixie

Source: Debian Security Tracker

firefox-esr→ fixed in115.14.0esr-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y firefox-esr
```
thunderbird→ fixed in1:128.1.0esr-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y thunderbird
```

Alpine v3.20

Source: Alpine secdb

mozjs115→ fixed in115.14.0-r0

apk update && apk add --upgrade mozjs115

Alpine v3.21

Source: Alpine secdb

mozjs→ fixed in115.14.0-r0
```
apk update && apk add --upgrade mozjs
```

Alpine edge

Source: Alpine secdb

mozjs→ fixed in115.14.0-r0
```
apk update && apk add --upgrade mozjs
```

Alpine v3.19

Source: Alpine secdb

mozjs115→ fixed in115.14.0-r0

apk update && apk add --upgrade mozjs115

Are YOU affected by CVE-2024-7527?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

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