CVE-2011-1290: Integer overflow in WebKit, as used on the Research In Motion (RIM) BlackBerry Torch 9800 with firmware 6.0.0.

This week

HIGH 10.0MITIGATEDOWNGRADEMITIGATE

CVE-2011-1290 is a high-severity flaw (CVSS 10.0) affecting webkit, blackberry torch 9800 firmware, blackberry torch 9800. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Integer overflow in WebKit, as used on the Research In Motion (RIM) BlackBerry Torch 9800 with firmware 6.0.0.246, in Google Chrome before 10.0.648.133, and in Apple Safari before 5.0.5, allows remote attackers to execute arbitrary code via unknown vectors related to CSS "style handling," nodesets, and a length value, as demonstrated by Vincenzo Iozzo, Willem Pinckaers, and Ralf-Philipp Weinmann during a Pwn2Own competition at CanSecWest 2011.

Why this priority

Critical severity
EPSS top 4%: very likely to be exploited

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	9.8% (top 4%)
CISA exploited list	No
Weakness	CWE-189
Published	2011-03-11
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: apple · rim

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2011-03-11 21:57 UTCPublished CVE record published
2026-06-16 23:29 UTCUpdated Record last modified

apple webkit MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy webkit || rpm -q webkit || webkit --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

rim blackberry torch 9800 firmware DOWNGRADE

Affected: 6.0.0.246

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0.0.246

1. Check installed version

apt-cache policy blackberry-torch-9800-firmware || rpm -q blackberry-torch-9800-firmware || blackberry-torch-9800-firmware --version

2. No fixed release: DOWNGRADE to a release before 6.0.0.246 (Debian / Ubuntu)

apt-cache madison blackberry-torch-9800-firmware sudo apt install blackberry-torch-9800-firmware=<VERSION_BEFORE_6.0.0.246> sudo apt-mark hold blackberry-torch-9800-firmware

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list blackberry-torch-9800-firmware sudo dnf downgrade blackberry-torch-9800-firmware-<VERSION_BEFORE_6.0.0.246> sudo dnf versionlock add blackberry-torch-9800-firmware

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

rim blackberry torch 9800 MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Firmware

Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2011-1290?

webkit: mitigate or apply the listed mitigation; blackberry torch 9800 firmware: downgrade or apply the listed mitigation; blackberry torch 9800: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2011-1290 being exploited?

CVE-2011-1290 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2011-1290 affect?

CVE-2011-1290 affects webkit, blackberry torch 9800 firmware, blackberry torch 9800. Severity is high (CVSS 10.0). Integer overflow in WebKit, as used on the Research In Motion (RIM) BlackBerry Torch 9800 with firmware 6.0.0.246, in Google Chrome before 10.0.648.133, and in Apple Safari before 5.0.5, allows remote attackers to execute arbitrary code via

How urgent is CVE-2011-1290?

Priority 59/100. Critical severity; EPSS top 4%: very likely to be exploited

Software pages

Safari vulnerabilities · Google Chrome vulnerabilities · WebKit vulnerabilities · Apple Safari and WebKit vulnerabilities

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References

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